summaryrefslogtreecommitdiff
path: root/gfx/gl
diff options
context:
space:
mode:
Diffstat (limited to 'gfx/gl')
-rw-r--r--gfx/gl/bufferedLocation.cpp23
-rw-r--r--gfx/gl/bufferedLocation.h32
-rw-r--r--gfx/gl/camera.cpp48
-rw-r--r--gfx/gl/camera.h31
-rw-r--r--gfx/gl/sceneRenderer.cpp77
-rw-r--r--gfx/gl/sceneRenderer.h20
-rw-r--r--gfx/gl/sceneShader.cpp41
-rw-r--r--gfx/gl/sceneShader.h21
-rw-r--r--gfx/gl/shaders/commonPoint.glsl6
-rw-r--r--gfx/gl/shaders/commonShadowPoint.glsl3
-rw-r--r--gfx/gl/shaders/directionalLight.fs9
-rw-r--r--gfx/gl/shaders/dynamicPoint.vs2
-rw-r--r--gfx/gl/shaders/dynamicPointInst.vs2
-rw-r--r--gfx/gl/shaders/fixedPoint.vs2
-rw-r--r--gfx/gl/shaders/landmass.fs8
-rw-r--r--gfx/gl/shaders/material.fs2
-rw-r--r--gfx/gl/shaders/materialOut.glsl2
-rw-r--r--gfx/gl/shaders/pointLight.fs4
-rw-r--r--gfx/gl/shaders/pointLight.gs1
-rw-r--r--gfx/gl/shaders/pointLight.vs5
-rw-r--r--gfx/gl/shaders/shadowDynamicPoint.vs2
-rw-r--r--gfx/gl/shaders/shadowDynamicPointInst.vs2
-rw-r--r--gfx/gl/shaders/shadowFixedPoint.vs2
-rw-r--r--gfx/gl/shaders/spotLight.fs4
-rw-r--r--gfx/gl/shaders/spotLight.gs1
-rw-r--r--gfx/gl/shaders/spotLight.vs5
-rw-r--r--gfx/gl/shaders/water.fs5
-rw-r--r--gfx/gl/shaders/water.vs9
-rw-r--r--gfx/gl/shadowMapper.cpp113
-rw-r--r--gfx/gl/shadowMapper.h20
-rw-r--r--gfx/gl/uiShader.cpp2
-rw-r--r--gfx/gl/uiShader.h3
32 files changed, 275 insertions, 232 deletions
diff --git a/gfx/gl/bufferedLocation.cpp b/gfx/gl/bufferedLocation.cpp
index eb3dac3..f1bedfe 100644
--- a/gfx/gl/bufferedLocation.cpp
+++ b/gfx/gl/bufferedLocation.cpp
@@ -1,9 +1,8 @@
#include "bufferedLocation.h"
#include "location.h"
-#include "maths.h"
#include <glm/gtx/transform.hpp>
-BufferedLocation::BufferedLocation(glm::vec3 p, glm::vec3 r) : BufferedLocation {Location {p, r}} { }
+BufferedLocation::BufferedLocation(GlobalPosition3D p, Rotation3D r) : BufferedLocation {Location {p, r}} { }
BufferedLocation::BufferedLocation(const Location & l) : loc {l} { }
@@ -20,20 +19,20 @@ BufferedLocation::operator=(const Location & l)
return *this;
}
-glm::vec3
+GlobalPosition3D
BufferedLocation::position() const
{
return loc.pos;
}
-glm::vec3
+Rotation3D
BufferedLocation::rotation() const
{
return loc.rot;
}
void
-BufferedLocation::setPosition(glm::vec3 p, bool update)
+BufferedLocation::setPosition(GlobalPosition3D p, bool update)
{
loc.pos = p;
if (update) {
@@ -42,7 +41,7 @@ BufferedLocation::setPosition(glm::vec3 p, bool update)
}
void
-BufferedLocation::setRotation(glm::vec3 r, bool update)
+BufferedLocation::setRotation(Rotation3D r, bool update)
{
loc.rot = r;
if (update) {
@@ -51,7 +50,7 @@ BufferedLocation::setRotation(glm::vec3 r, bool update)
}
void
-BufferedLocation::setLocation(glm::vec3 p, glm::vec3 r)
+BufferedLocation::setLocation(GlobalPosition3D p, Rotation3D r)
{
loc.pos = p;
loc.rot = r;
@@ -59,7 +58,13 @@ BufferedLocation::setLocation(glm::vec3 p, glm::vec3 r)
}
glm::mat4
-BufferedLocation::getTransform() const
+BufferedLocation::getRotationTransform() const
{
- return loc.getTransform();
+ return loc.getRotationTransform();
+}
+
+void
+BufferedLocationUpdater::updateBuffer() const
+{
+ onUpdate(this);
}
diff --git a/gfx/gl/bufferedLocation.h b/gfx/gl/bufferedLocation.h
index 8096489..87b957f 100644
--- a/gfx/gl/bufferedLocation.h
+++ b/gfx/gl/bufferedLocation.h
@@ -4,11 +4,11 @@
#include <functional>
#include <glm/mat4x4.hpp>
#include <glm/vec3.hpp>
-#include <tuple>
+#include <utility>
class BufferedLocation {
public:
- BufferedLocation(glm::vec3 = {}, glm::vec3 = {});
+ BufferedLocation(GlobalPosition3D = {}, Rotation3D = {});
BufferedLocation(const Location &);
virtual ~BufferedLocation() = default;
@@ -16,25 +16,25 @@ public:
operator const Location &() const;
- glm::vec3 position() const;
- glm::vec3 rotation() const;
- void setPosition(glm::vec3, bool update = true);
- void setRotation(glm::vec3, bool update = true);
- void setLocation(glm::vec3, glm::vec3);
+ [[nodiscard]] GlobalPosition3D position() const;
+ [[nodiscard]] Rotation3D rotation() const;
+ void setPosition(GlobalPosition3D, bool update = true);
+ void setRotation(Rotation3D, bool update = true);
+ void setLocation(GlobalPosition3D, Rotation3D);
- glm::mat4 getTransform() const;
+ [[nodiscard]] glm::mat4 getRotationTransform() const;
private:
- virtual void updateBuffer() = 0;
+ virtual void updateBuffer() const = 0;
Location loc;
};
-template<typename... Target> class BufferedLocationT : public BufferedLocation {
+class BufferedLocationUpdater : public BufferedLocation {
public:
template<typename... LocationArgs>
- BufferedLocationT(Target &&... target, LocationArgs &&... t) :
- BufferedLocation {std::forward<LocationArgs>(t)...}, target {std::forward<Target>(target)...}
+ BufferedLocationUpdater(std::function<void(const BufferedLocation *)> onUpdate, LocationArgs &&... t) :
+ BufferedLocation {std::forward<LocationArgs>(t)...}, onUpdate {std::move(onUpdate)}
{
updateBuffer();
}
@@ -42,11 +42,7 @@ public:
using BufferedLocation::operator=;
private:
- void
- updateBuffer() override
- {
- std::apply(std::invoke<const Target &...>, target) = getTransform();
- }
+ void updateBuffer() const override;
- std::tuple<Target...> target;
+ std::function<void(const BufferedLocation *)> onUpdate;
};
diff --git a/gfx/gl/camera.cpp b/gfx/gl/camera.cpp
index c4c9544..d362b94 100644
--- a/gfx/gl/camera.cpp
+++ b/gfx/gl/camera.cpp
@@ -1,55 +1,55 @@
#include "camera.h"
#include <collections.h>
-#include <glm/gtx/intersect.hpp> // IWYU pragma: keep
-#include <glm/gtx/transform.hpp> // IWYU pragma: keep
+#include <glm/gtx/transform.hpp>
#include <maths.h>
#include <ray.h>
-Camera::Camera(glm::vec3 pos, float fov, float aspect, float zNear, float zFar) :
+Camera::Camera(GlobalPosition3D pos, Angle fov, Angle aspect, GlobalDistance zNear, GlobalDistance zFar) :
position {pos}, forward {::north}, up {::up}, near {zNear}, far {zFar},
- projection {glm::perspective(fov, aspect, zNear, zFar)},
- viewProjection {projection * glm::lookAt(position, position + forward, up)},
- inverseViewProjection {glm::inverse(viewProjection)}
+ projection {
+ glm::perspective(fov, aspect, static_cast<RelativeDistance>(zNear), static_cast<RelativeDistance>(zFar))},
+ viewProjection {}, inverseViewProjection {}
{
+ updateView();
}
Ray
-Camera::unProject(const glm::vec2 & mouse) const
+Camera::unProject(const ScreenRelCoord & mouse) const
{
static constexpr const glm::vec4 screen {0, 0, 1, 1};
- const auto mouseProjection = glm::lookAt(::origin, forward, up);
- return {position, glm::normalize(glm::unProject(mouse ^ 1, mouseProjection, projection, screen))};
+ const auto mouseProjection = glm::lookAt({}, forward, up);
+ return {position, glm::normalize(glm::unProject(mouse || 1.F, mouseProjection, projection, screen))};
}
void
Camera::updateView()
{
- viewProjection = projection * glm::lookAt(position, position + forward, up);
+ viewProjection = projection * glm::lookAt({}, forward, up);
inverseViewProjection = glm::inverse(viewProjection);
}
-glm::vec3
-Camera::upFromForward(const glm::vec3 & forward)
+Direction3D
+Camera::upFromForward(const Direction3D & forward)
{
const auto right = glm::cross(forward, ::down);
return glm::cross(forward, right);
}
-std::array<glm::vec4, 4>
-Camera::extentsAtDist(const float dist) const
+std::array<GlobalPosition4D, 4>
+Camera::extentsAtDist(const GlobalDistance dist) const
{
- const auto clampToSeaFloor = [this, dist](const glm::vec3 & target) {
- if (target.z < -1.5F) {
- const auto vec = glm::normalize(target - position);
- constexpr glm::vec3 seafloor {0, 0, -1.5F};
- float outdist;
- if (glm::intersectRayPlane(position, vec, seafloor, ::up, outdist)) {
- return (vec * outdist + position) ^ outdist;
- }
+ const auto clampToSeaFloor = [this, dist](GlobalPosition3D target) -> GlobalPosition4D {
+ target += position;
+ if (target.z < -1500) {
+ const CalcPosition3D diff = target - position;
+ const CalcDistance limit = -1500 - position.z;
+ return {position + GlobalPosition3D((limit * diff) / diff.z), (limit * dist) / diff.z};
}
- return target ^ dist;
+ return {target, dist};
};
- const auto depth = -(2.F * (dist - near) * far) / (dist * (near - far)) - 1.F;
+ const auto depth = -(2.F * (static_cast<float>(dist - near)) * static_cast<float>(far))
+ / (static_cast<float>(dist) * (static_cast<float>(near - far)))
+ - 1.F;
static constexpr const std::array extents {-1.F, 1.F};
static constexpr const auto cartesianExtents = extents * extents;
return cartesianExtents * [&depth, this, &clampToSeaFloor](const auto & extent) {
diff --git a/gfx/gl/camera.h b/gfx/gl/camera.h
index 7956ec3..eca7b8f 100644
--- a/gfx/gl/camera.h
+++ b/gfx/gl/camera.h
@@ -1,12 +1,13 @@
#pragma once
+#include "config/types.h"
#include <glm/glm.hpp>
#include <maths.h>
#include <ray.h>
class Camera {
public:
- Camera(glm::vec3 pos, float fov, float aspect, float zNear, float zFar);
+ Camera(GlobalPosition3D, Angle fov, Angle aspect, GlobalDistance zNear, GlobalDistance zFar);
[[nodiscard]] glm::mat4
getViewProjection() const
@@ -14,23 +15,23 @@ public:
return viewProjection;
}
- [[nodiscard]] Ray unProject(const glm::vec2 &) const;
+ [[nodiscard]] Ray unProject(const ScreenRelCoord &) const;
void
- setPosition(const glm::vec3 & p)
+ setPosition(const GlobalPosition3D & p)
{
position = p;
updateView();
}
void
- setForward(const glm::vec3 & f)
+ setForward(const Direction3D & f)
{
setForward(f, upFromForward(f));
}
void
- setForward(const glm::vec3 & f, const glm::vec3 & u)
+ setForward(const Direction3D & f, const Direction3D & u)
{
forward = f;
up = u;
@@ -38,23 +39,23 @@ public:
}
void
- setView(const glm::vec3 & p, const glm::vec3 & f)
+ setView(const GlobalPosition3D & p, const Direction3D & f)
{
position = p;
setForward(f);
}
void
- setView(const glm::vec3 & p, const glm::vec3 & f, const glm::vec3 & u)
+ setView(const GlobalPosition3D & p, const Direction3D & f, const Direction3D & u)
{
position = p;
setView(f, u);
}
void
- lookAt(const glm::vec3 & target)
+ lookAt(const GlobalPosition3D & target)
{
- setForward(glm::normalize(target - position));
+ setForward(glm::normalize(RelativePosition3D(target - position)));
}
[[nodiscard]] auto
@@ -69,18 +70,18 @@ public:
return position;
}
- [[nodiscard]] std::array<glm::vec4, 4> extentsAtDist(float) const;
+ [[nodiscard]] std::array<GlobalPosition4D, 4> extentsAtDist(GlobalDistance) const;
- [[nodiscard]] static glm::vec3 upFromForward(const glm::vec3 & forward);
+ [[nodiscard]] static Direction3D upFromForward(const Direction3D & forward);
private:
void updateView();
- glm::vec3 position;
- glm::vec3 forward;
- glm::vec3 up;
+ GlobalPosition3D position;
+ Direction3D forward;
+ Direction3D up;
- float near, far;
+ GlobalDistance near, far;
glm::mat4 projection;
glm::mat4 viewProjection, inverseViewProjection;
};
diff --git a/gfx/gl/sceneRenderer.cpp b/gfx/gl/sceneRenderer.cpp
index 5799daf..c856279 100644
--- a/gfx/gl/sceneRenderer.cpp
+++ b/gfx/gl/sceneRenderer.cpp
@@ -14,52 +14,56 @@ static constexpr const std::array<const glm::i8vec4, 4> displayVAOdata {{
{1, -1, 1, 0},
}};
-SceneRenderer::SceneRenderer(glm::ivec2 s, GLuint o) :
- camera {{-1250.0F, -1250.0F, 35.0F}, quarter_pi, ratio(s), 0.1F, 10000.0F}, size {s}, output {o},
+SceneRenderer::SceneRenderer(ScreenAbsCoord s, GLuint o) :
+ camera {{-1250000, -1250000, 35.0F}, quarter_pi, ratio(s), 100, 10000000}, size {s}, output {o},
lighting {lighting_vs, lighting_fs}, shadowMapper {{2048, 2048}}
{
shader.setViewPort({0, 0, size.x, size.y});
VertexArrayObject {displayVAO}.addAttribs<glm::i8vec4>(displayVBO, displayVAOdata);
+ const auto configuregdata = [this](const GLuint data, const std::initializer_list<GLint> iformats,
+ const GLenum format, const GLenum attachment) {
+ glBindTexture(GL_TEXTURE_2D, data);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ for (const auto iformat : iformats) {
+ glTexImage2D(GL_TEXTURE_2D, 0, iformat, size.x, size.y, 0, format, GL_BYTE, nullptr);
+
+ glFramebufferTexture2D(GL_FRAMEBUFFER, attachment, GL_TEXTURE_2D, data, 0);
+ if (glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE) {
+ return iformat;
+ }
+ }
+ throw std::runtime_error("Framebuffer could not be completed!");
+ };
+
glBindFramebuffer(GL_FRAMEBUFFER, gBuffer);
- const auto configuregdata
- = [this](const GLuint data, const std::initializer_list<GLint> formats, const GLenum attachment) {
- glBindTexture(GL_TEXTURE_2D, data);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- for (const auto format : formats) {
- glTexImage2D(GL_TEXTURE_2D, 0, format, size.x, size.y, 0, GL_RGB, GL_BYTE, nullptr);
-
- glFramebufferTexture2D(GL_FRAMEBUFFER, attachment, GL_TEXTURE_2D, data, 0);
- if (glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE) {
- return format;
- }
- }
- throw std::runtime_error("Framebuffer could not be completed!");
- };
- configuregdata(gPosition, {GL_RGB32F}, GL_COLOR_ATTACHMENT0);
- configuregdata(gNormal, {GL_RGB8_SNORM, GL_RGB16F}, GL_COLOR_ATTACHMENT1);
- configuregdata(gAlbedoSpec, {GL_RGB8}, GL_COLOR_ATTACHMENT2);
- configuregdata(gIllumination, {GL_RGB8}, GL_COLOR_ATTACHMENT3);
+ configuregdata(gPosition, {GL_RGB32I}, GL_RGB_INTEGER, GL_COLOR_ATTACHMENT0);
+ configuregdata(gNormal, {GL_RGB8_SNORM, GL_RGB16F}, GL_RGB, GL_COLOR_ATTACHMENT1);
+ configuregdata(gAlbedoSpec, {GL_RGB8}, GL_RGB, GL_COLOR_ATTACHMENT2);
+ constexpr std::array<unsigned int, 3> attachments {
+ GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2};
+ glDrawBuffers(attachments.size(), attachments.data());
glBindRenderbuffer(GL_RENDERBUFFER, depth);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, size.x, size.y);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depth);
+ glBindFramebuffer(GL_FRAMEBUFFER, gBufferIll);
+ configuregdata(gIllumination, {GL_RGB8}, GL_RGB, GL_COLOR_ATTACHMENT0);
+ glDrawBuffer(GL_COLOR_ATTACHMENT0);
+
glBindFramebuffer(GL_FRAMEBUFFER, output);
}
void
SceneRenderer::render(const SceneProvider & scene) const
{
- shader.setViewProjection(camera.getViewProjection());
+ shader.setViewProjection(camera.getPosition(), camera.getViewProjection());
glViewport(0, 0, size.x, size.y);
// Geometry pass
glBindFramebuffer(GL_FRAMEBUFFER, gBuffer);
- static constexpr std::array<unsigned int, 3> attachments {
- GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2};
- glDrawBuffers(attachments.size(), attachments.data());
glEnable(GL_BLEND);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
@@ -70,7 +74,7 @@ SceneRenderer::render(const SceneProvider & scene) const
scene.content(shader);
// Illumination pass
- glDrawBuffer(GL_COLOR_ATTACHMENT3);
+ glBindFramebuffer(GL_FRAMEBUFFER, gBufferIll);
glBlendFunc(GL_ONE, GL_ONE);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, gPosition);
@@ -97,23 +101,22 @@ SceneRenderer::render(const SceneProvider & scene) const
}
void
-SceneRenderer::setAmbientLight(const glm::vec3 & colour) const
+SceneRenderer::setAmbientLight(const RGB & colour) const
{
- glBindFramebuffer(GL_FRAMEBUFFER, gBuffer);
+ glBindFramebuffer(GL_FRAMEBUFFER, gBufferIll);
glClearColor(colour.r, colour.g, colour.b, 1.0F);
glClear(GL_COLOR_BUFFER_BIT);
}
void
-SceneRenderer::setDirectionalLight(
- const glm::vec3 & colour, const glm::vec3 & direction, const SceneProvider & scene) const
+SceneRenderer::setDirectionalLight(const RGB & colour, const Direction3D & direction, const SceneProvider & scene) const
{
if (colour.r > 0 || colour.g > 0 || colour.b > 0) {
const auto lvp = shadowMapper.update(scene, direction, camera);
- glBindFramebuffer(GL_FRAMEBUFFER, gBuffer);
+ glBindFramebuffer(GL_FRAMEBUFFER, gBufferIll);
glViewport(0, 0, size.x, size.y);
dirLight.use();
- dirLight.setDirectionalLight(colour, direction, lvp.projections, lvp.regions, lvp.maps);
+ dirLight.setDirectionalLight(colour, direction, camera.getPosition(), lvp.projections, lvp.regions, lvp.maps);
renderQuad();
}
}
@@ -128,20 +131,22 @@ SceneRenderer::renderQuad() const
SceneRenderer::DirectionalLightProgram::DirectionalLightProgram() :
Program {lighting_vs, directionalLight_fs}, directionLoc {*this, "lightDirection"},
- colourLoc {*this, "lightColour"}, lightViewProjectionLoc {*this, "lightViewProjection"},
+ colourLoc {*this, "lightColour"}, lightPointLoc {*this, "lightPoint"},
+ lightViewProjectionLoc {*this, "lightViewProjection"},
lightViewProjectionCountLoc {*this, "lightViewProjectionCount"},
lightViewShadowMapRegionLoc {*this, "shadowMapRegion"}
{
}
void
-SceneRenderer::DirectionalLightProgram::setDirectionalLight(const glm::vec3 & c, const glm::vec3 & d,
- const std::span<const glm::mat4x4> lvp, const std::span<const glm::vec4> shadowMapRegions,
- std::size_t maps) const
+SceneRenderer::DirectionalLightProgram::setDirectionalLight(const RGB & c, const Direction3D & d,
+ const GlobalPosition3D & p, const std::span<const glm::mat4x4> lvp,
+ const std::span<const TextureRelRegion> shadowMapRegions, std::size_t maps) const
{
glUniform3fv(colourLoc, 1, glm::value_ptr(c));
const auto nd = glm::normalize(d);
glUniform3fv(directionLoc, 1, glm::value_ptr(nd));
+ glUniform3iv(lightPointLoc, 1, glm::value_ptr(p));
glUniform1ui(lightViewProjectionCountLoc, static_cast<GLuint>(maps));
glUniformMatrix4fv(lightViewProjectionLoc, static_cast<GLsizei>(maps), GL_FALSE, glm::value_ptr(lvp.front()));
glUniform4fv(lightViewShadowMapRegionLoc, static_cast<GLsizei>(maps), glm::value_ptr(shadowMapRegions.front()));
diff --git a/gfx/gl/sceneRenderer.h b/gfx/gl/sceneRenderer.h
index 55df84d..797ecf1 100644
--- a/gfx/gl/sceneRenderer.h
+++ b/gfx/gl/sceneRenderer.h
@@ -11,20 +11,20 @@
class SceneRenderer {
public:
- explicit SceneRenderer(glm::ivec2 size, GLuint output);
+ explicit SceneRenderer(ScreenAbsCoord size, GLuint output);
void render(const SceneProvider &) const;
- void setAmbientLight(const glm::vec3 & colour) const;
- void setDirectionalLight(const glm::vec3 & colour, const glm::vec3 & direction, const SceneProvider &) const;
+ void setAmbientLight(const RGB & colour) const;
+ void setDirectionalLight(const RGB & colour, const Direction3D & direction, const SceneProvider &) const;
Camera camera;
-private:
+protected:
void renderQuad() const;
- glm::ivec2 size;
+ ScreenAbsCoord size;
GLuint output;
- glFrameBuffer gBuffer;
+ glFrameBuffer gBuffer, gBufferIll;
glTexture gPosition, gNormal, gAlbedoSpec, gIllumination;
glRenderBuffer depth;
@@ -39,12 +39,12 @@ private:
DirectionalLightProgram();
using Program::use;
- void setDirectionalLight(const glm::vec3 &, const glm::vec3 &, const std::span<const glm::mat4x4>,
- const std::span<const glm::vec4>, std::size_t maps) const;
+ void setDirectionalLight(const RGB &, const Direction3D &, const GlobalPosition3D &,
+ const std::span<const glm::mat4x4>, const std::span<const TextureRelRegion>, std::size_t maps) const;
private:
- RequiredUniformLocation directionLoc, colourLoc, lightViewProjectionLoc, lightViewProjectionCountLoc,
- lightViewShadowMapRegionLoc;
+ RequiredUniformLocation directionLoc, colourLoc, lightPointLoc, lightViewProjectionLoc,
+ lightViewProjectionCountLoc, lightViewShadowMapRegionLoc;
};
DeferredLightProgram lighting;
diff --git a/gfx/gl/sceneShader.cpp b/gfx/gl/sceneShader.cpp
index 1354611..ccc1a1d 100644
--- a/gfx/gl/sceneShader.cpp
+++ b/gfx/gl/sceneShader.cpp
@@ -26,16 +26,16 @@ SceneShader::SceneShader() :
}
void
-SceneShader::setViewProjection(const glm::mat4 & viewProjection) const
+SceneShader::setViewProjection(const GlobalPosition3D & viewPoint, const glm::mat4 & viewProjection) const
{
for (const auto & prog : std::array<const SceneProgram *, 7> {
&basic, &basicInst, &water, &landmass, &absolute, &pointLight, &spotLight}) {
- prog->setViewProjection(viewProjection);
+ prog->setViewProjection(viewPoint, viewProjection);
}
}
void
-SceneShader::setViewPort(const glm::ivec4 & viewPort) const
+SceneShader::setViewPort(const ViewPort & viewPort) const
{
for (const auto & prog : std::array<const SceneProgram *, 7> {
&basic, &basicInst, &water, &landmass, &absolute, &pointLight, &spotLight}) {
@@ -44,14 +44,15 @@ SceneShader::setViewPort(const glm::ivec4 & viewPort) const
}
void
-SceneShader::SceneProgram::setViewProjection(const glm::mat4 & viewProjection) const
+SceneShader::SceneProgram::setViewProjection(const GlobalPosition3D & viewPoint, const glm::mat4 & viewProjection) const
{
glUseProgram(*this);
glUniformMatrix4fv(viewProjectionLoc, 1, GL_FALSE, glm::value_ptr(viewProjection));
+ glUniform3iv(viewPointLoc, 1, glm::value_ptr(viewPoint));
}
void
-SceneShader::SceneProgram::setViewPort(const glm::ivec4 & viewPort) const
+SceneShader::SceneProgram::setViewPort(const ViewPort & viewPort) const
{
if (viewPortLoc >= 0) {
glUseProgram(*this);
@@ -59,13 +60,16 @@ SceneShader::SceneProgram::setViewPort(const glm::ivec4 & viewPort) const
}
}
-SceneShader::BasicProgram::BasicProgram() : SceneProgram {dynamicPoint_vs, material_fs}, modelLoc {*this, "model"} { }
+SceneShader::BasicProgram::BasicProgram() :
+ SceneProgram {dynamicPoint_vs, material_fs}, modelLoc {*this, "model"}, modelPosLoc {*this, "modelPos"}
+{
+}
void
SceneShader::BasicProgram::setModel(Location const & location) const
{
- const auto model {glm::translate(location.pos) * rotate_ypr(location.rot)};
- glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model));
+ glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(rotate_ypr(location.rot)));
+ glUniform3iv(modelPosLoc, 1, glm::value_ptr(location.pos));
}
void
@@ -81,38 +85,39 @@ void
SceneShader::WaterProgram::use(float waveCycle) const
{
Program::use();
- glm::vec3 waves {waveCycle, 0.F, 0.F};
- glUniform3fv(waveLoc, 1, glm::value_ptr(waves));
+ glUniform1f(waveLoc, waveCycle);
}
SceneShader::PointLightShader::PointLightShader() :
- SceneProgram {pointLight_vs, pointLight_gs, pointLight_fs}, colourLoc {*this, "colour"}, kqLoc {*this, "kq"}
+ SceneProgram {pointLight_vs, pointLight_gs, pointLight_fs}, colourLoc {*this, "colour"}, kqLoc {*this, "kq"},
+ viewPointLoc {*this, "viewPoint"}
{
- VertexArrayObject {va}.addAttribs<glm::vec3>(b);
+ VertexArrayObject {va}.addAttribs<Position3D>(b);
}
void
-SceneShader::PointLightShader::add(const glm::vec3 & position, const glm::vec3 & colour, const float kq) const
+SceneShader::PointLightShader::add(const Position3D & position, const RGB & colour, const float kq) const
{
Program::use();
glBindVertexArray(va);
glBindBuffer(GL_ARRAY_BUFFER, b);
glUniform3fv(colourLoc, 1, glm::value_ptr(colour));
glUniform1f(kqLoc, kq);
- glBufferData(GL_ARRAY_BUFFER, sizeof(glm::vec3), glm::value_ptr(position), GL_DYNAMIC_DRAW);
+ glBufferData(GL_ARRAY_BUFFER, sizeof(Position3D), glm::value_ptr(position), GL_DYNAMIC_DRAW);
glDrawArrays(GL_POINTS, 0, 1);
}
SceneShader::SpotLightShader::SpotLightShader() :
SceneProgram {spotLight_vs, spotLight_gs, spotLight_fs}, directionLoc {*this, "v_direction"},
- colourLoc {*this, "colour"}, kqLoc {*this, "kq"}, arcLoc {*this, "arc"}
+ colourLoc {*this, "colour"}, kqLoc {*this, "kq"}, arcLoc {*this, "arc"}, viewPointLoc {*this, "viewPoint"}
+
{
- using v3pair = std::pair<glm::vec3, glm::vec3>;
+ using v3pair = std::pair<Position3D, Direction3D>;
VertexArrayObject {va}.addAttribs<v3pair, &v3pair::first, &v3pair::second>(b);
}
void
-SceneShader::SpotLightShader::add(const glm::vec3 & position, const glm::vec3 & direction, const glm::vec3 & colour,
+SceneShader::SpotLightShader::add(const Position3D & position, const Direction3D & direction, const RGB & colour,
const float kq, const float arc) const
{
Program::use();
@@ -122,6 +127,6 @@ SceneShader::SpotLightShader::add(const glm::vec3 & position, const glm::vec3 &
glUniform3fv(directionLoc, 1, glm::value_ptr(direction));
glUniform1f(kqLoc, kq);
glUniform1f(arcLoc, arc);
- glBufferData(GL_ARRAY_BUFFER, sizeof(glm::vec3), glm::value_ptr(position), GL_DYNAMIC_DRAW);
+ glBufferData(GL_ARRAY_BUFFER, sizeof(Position3D), glm::value_ptr(position), GL_DYNAMIC_DRAW);
glDrawArrays(GL_POINTS, 0, 1);
}
diff --git a/gfx/gl/sceneShader.h b/gfx/gl/sceneShader.h
index ead184e..7ffaacd 100644
--- a/gfx/gl/sceneShader.h
+++ b/gfx/gl/sceneShader.h
@@ -1,5 +1,6 @@
#pragma once
+#include "config/types.h"
#include "program.h"
#include <glArrays.h>
@@ -10,15 +11,16 @@ class SceneShader {
public:
template<typename... S>
inline explicit SceneProgram(const S &... srcs) :
- Program {srcs...}, viewProjectionLoc {*this, "viewProjection"}, viewPortLoc {*this, "viewPort"}
+ Program {srcs...}, viewProjectionLoc {*this, "viewProjection"}, viewPointLoc {*this, "viewPoint"},
+ viewPortLoc {*this, "viewPort"}
{
}
- void setViewProjection(const glm::mat4 &) const;
- void setViewPort(const glm::ivec4 &) const;
+ void setViewProjection(const GlobalPosition3D &, const glm::mat4 &) const;
+ void setViewPort(const ViewPort &) const;
private:
- RequiredUniformLocation viewProjectionLoc;
+ RequiredUniformLocation viewProjectionLoc, viewPointLoc;
UniformLocation viewPortLoc;
};
@@ -30,6 +32,7 @@ class SceneShader {
private:
RequiredUniformLocation modelLoc;
+ RequiredUniformLocation modelPosLoc;
};
class AbsolutePosProgram : public SceneProgram {
@@ -52,11 +55,12 @@ class SceneShader {
public:
PointLightShader();
- void add(const glm::vec3 & position, const glm::vec3 & colour, const float kq) const;
+ void add(const Position3D & position, const RGB & colour, const float kq) const;
private:
UniformLocation colourLoc;
UniformLocation kqLoc;
+ UniformLocation viewPointLoc;
glVertexArray va;
glBuffer b;
};
@@ -65,7 +69,7 @@ class SceneShader {
public:
SpotLightShader();
- void add(const glm::vec3 & position, const glm::vec3 & direction, const glm::vec3 & colour, const float kq,
+ void add(const Position3D & position, const Direction3D & direction, const RGB & colour, const float kq,
const float arc) const;
private:
@@ -73,6 +77,7 @@ class SceneShader {
UniformLocation colourLoc;
UniformLocation kqLoc;
UniformLocation arcLoc;
+ UniformLocation viewPointLoc;
glVertexArray va;
glBuffer b;
};
@@ -86,6 +91,6 @@ public:
PointLightShader pointLight;
SpotLightShader spotLight;
- void setViewProjection(const glm::mat4 & viewProjection) const;
- void setViewPort(const glm::ivec4 & viewPort) const;
+ void setViewProjection(const GlobalPosition3D & viewPoint, const glm::mat4 & viewProjection) const;
+ void setViewPort(const ViewPort & viewPort) const;
};
diff --git a/gfx/gl/shaders/commonPoint.glsl b/gfx/gl/shaders/commonPoint.glsl
index 35510e1..a9817fb 100644
--- a/gfx/gl/shaders/commonPoint.glsl
+++ b/gfx/gl/shaders/commonPoint.glsl
@@ -16,13 +16,11 @@ getMaterialDetail(uint midx)
void
main()
{
- vec4 worldPos = model * vec4(position, 1.0);
-
- FragPos = worldPos.xyz;
+ FragPos = (model * vec4(position, 1.0)).xyz + modelPos;
TexCoords = texCoord;
Normal = (model * vec4(normal, 0.0)).xyz;
Colour = colour;
Material = getMaterialDetail(material);
- gl_Position = viewProjection * worldPos;
+ gl_Position = viewProjection * vec4(FragPos - viewPoint, 1);
}
diff --git a/gfx/gl/shaders/commonShadowPoint.glsl b/gfx/gl/shaders/commonShadowPoint.glsl
index c7cbd3e..216642e 100644
--- a/gfx/gl/shaders/commonShadowPoint.glsl
+++ b/gfx/gl/shaders/commonShadowPoint.glsl
@@ -1,6 +1,7 @@
void
main()
{
- gl_Position = viewProjection * model * vec4(position, 1.0);
+ vec4 worldPos = model * vec4(position, 1.0);
+ gl_Position = viewProjection * vec4(worldPos.xyz - viewPoint + modelPos, 1);
gl_Position.z = max(gl_Position.z, -1);
}
diff --git a/gfx/gl/shaders/directionalLight.fs b/gfx/gl/shaders/directionalLight.fs
index ca10ef5..f36d83f 100644
--- a/gfx/gl/shaders/directionalLight.fs
+++ b/gfx/gl/shaders/directionalLight.fs
@@ -7,12 +7,13 @@ out vec3 FragColor;
in vec2 TexCoords;
-layout(binding = 0) uniform sampler2D gPosition;
+layout(binding = 0) uniform isampler2D gPosition;
layout(binding = 1) uniform sampler2D gNormal;
layout(binding = 2) uniform sampler2D shadowMap;
uniform vec3 lightDirection;
uniform vec3 lightColour;
+uniform ivec3 lightPoint;
uniform mat4 lightViewProjection[MAX_MAPS];
uniform vec4 shadowMapRegion[MAX_MAPS];
uniform uint lightViewProjectionCount;
@@ -27,10 +28,10 @@ insideShadowCube(vec3 v)
}
float
-isShaded(vec3 Position)
+isShaded(vec4 Position)
{
for (uint m = 0u; m < lightViewProjectionCount; m++) {
- vec3 PositionInLightSpace = (lightViewProjection[m] * vec4(Position, 1.0f)).xyz;
+ const vec3 PositionInLightSpace = (lightViewProjection[m] * Position).xyz;
const float inside = insideShadowCube(PositionInLightSpace);
if (inside > 0) {
const float lightSpaceDepth
@@ -44,7 +45,7 @@ isShaded(vec3 Position)
void
main()
{
- const vec3 Position = texture(gPosition, TexCoords).xyz;
+ const vec4 Position = vec4(texture(gPosition, TexCoords).xyz - lightPoint, 1);
const vec3 Normal = texture(gNormal, TexCoords).rgb;
const float shaded = isShaded(Position);
FragColor = (1 - shaded) * max(dot(-lightDirection, Normal) * lightColour, 0);
diff --git a/gfx/gl/shaders/dynamicPoint.vs b/gfx/gl/shaders/dynamicPoint.vs
index 961535c..097cd11 100644
--- a/gfx/gl/shaders/dynamicPoint.vs
+++ b/gfx/gl/shaders/dynamicPoint.vs
@@ -5,6 +5,8 @@ include(`meshIn.glsl')
include(`materialInterface.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
uniform mat4 model;
+uniform ivec3 modelPos;
include(`commonPoint.glsl')
diff --git a/gfx/gl/shaders/dynamicPointInst.vs b/gfx/gl/shaders/dynamicPointInst.vs
index 2d6cee5..529fe1d 100644
--- a/gfx/gl/shaders/dynamicPointInst.vs
+++ b/gfx/gl/shaders/dynamicPointInst.vs
@@ -5,6 +5,8 @@ include(`meshIn.glsl')
include(`materialInterface.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
layout(location = 5) in mat4 model;
+layout(location = 9) in ivec3 modelPos;
include(`commonPoint.glsl')
diff --git a/gfx/gl/shaders/fixedPoint.vs b/gfx/gl/shaders/fixedPoint.vs
index ed78c96..3cea737 100644
--- a/gfx/gl/shaders/fixedPoint.vs
+++ b/gfx/gl/shaders/fixedPoint.vs
@@ -5,6 +5,8 @@ include(`meshIn.glsl')
include(`materialInterface.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
const mat4 model = mat4(1);
+const vec3 modelPos = ivec3(0);
include(`commonPoint.glsl')
diff --git a/gfx/gl/shaders/landmass.fs b/gfx/gl/shaders/landmass.fs
index 4dc92bb..fc43bf2 100644
--- a/gfx/gl/shaders/landmass.fs
+++ b/gfx/gl/shaders/landmass.fs
@@ -11,9 +11,9 @@ const vec3 rock = vec3(.2, .2, .1);
const vec3 sand = vec3(.76, .7, .5);
const vec3 snow = vec3(.97, .97, .99);
-const float beachline = .5;
-const float snowline_low = 28;
-const float snowline_high = 30;
+const float beachline = 500;
+const float snowline_low = 28000;
+const float snowline_high = 30000;
const float slope_min = .99;
const float slope_mid = .95;
@@ -60,7 +60,7 @@ main()
}
}
- gPosition = vec4(FragPos, 1);
+ gPosition = ivec4(FragPos, 1);
gNormal = vec4(Normal, 1);
gAlbedoSpec = vec4(color, 1);
}
diff --git a/gfx/gl/shaders/material.fs b/gfx/gl/shaders/material.fs
index 20fa8ab..5b93707 100644
--- a/gfx/gl/shaders/material.fs
+++ b/gfx/gl/shaders/material.fs
@@ -42,7 +42,7 @@ main()
{
vec4 textureColour = getTextureColour(Material, TexCoords);
float opaque = step(0.5, mix(textureColour.a, 1, Colour.a));
- gPosition = vec4(FragPos, opaque);
+ gPosition = ivec4(FragPos, opaque);
gNormal = vec4(Normal, opaque);
gl_FragDepth = mix(1.0, gl_FragCoord.z, opaque);
gAlbedoSpec = mix(textureColour, vec4(Colour.rgb, 1), Colour.a);
diff --git a/gfx/gl/shaders/materialOut.glsl b/gfx/gl/shaders/materialOut.glsl
index dc5f8e8..846825e 100644
--- a/gfx/gl/shaders/materialOut.glsl
+++ b/gfx/gl/shaders/materialOut.glsl
@@ -1,3 +1,3 @@
-layout(location = 0) out vec4 gPosition;
+layout(location = 0) out ivec4 gPosition;
layout(location = 1) out vec4 gNormal;
layout(location = 2) out vec4 gAlbedoSpec;
diff --git a/gfx/gl/shaders/pointLight.fs b/gfx/gl/shaders/pointLight.fs
index bd32c05..ba327b6 100644
--- a/gfx/gl/shaders/pointLight.fs
+++ b/gfx/gl/shaders/pointLight.fs
@@ -3,7 +3,7 @@
out vec3 FragColor;
-layout(binding = 0) uniform sampler2D gPosition;
+layout(binding = 0) uniform isampler2D gPosition;
layout(binding = 1) uniform sampler2D gNormal;
uniform ivec4 viewPort;
uniform vec3 colour;
@@ -26,5 +26,5 @@ main()
if (normalDot < 0) {
discard;
}
- FragColor = (colour * normalDot) / (1 + (kq * pow(lightDist, 2)));
+ FragColor = (colour * normalDot) / (1 + (kq * pow(lightDist / 1000.0, 2)));
}
diff --git a/gfx/gl/shaders/pointLight.gs b/gfx/gl/shaders/pointLight.gs
index 03d131d..9c41ed4 100644
--- a/gfx/gl/shaders/pointLight.gs
+++ b/gfx/gl/shaders/pointLight.gs
@@ -19,6 +19,7 @@ const vec3[] cube = vec3[]( // http://www.cs.umd.edu/gvil/papers/av_ts.pdf
vec3(1, 1, -1) // Back-top-right
);
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
in vec3 centre[];
in float size[];
diff --git a/gfx/gl/shaders/pointLight.vs b/gfx/gl/shaders/pointLight.vs
index 35682fa..00a34a3 100644
--- a/gfx/gl/shaders/pointLight.vs
+++ b/gfx/gl/shaders/pointLight.vs
@@ -4,6 +4,7 @@ layout(location = 0) in vec3 position;
uniform vec3 colour;
uniform float kq;
+uniform ivec3 viewPoint;
out vec3 centre;
out float size;
@@ -12,6 +13,6 @@ void
main()
{
centre = position;
- size = (8 * sqrt(max(max(colour.r, colour.g), colour.b))) / sqrt(kq);
- gl_Position = vec4(centre, 0);
+ size = (8000 * sqrt(max(max(colour.r, colour.g), colour.b))) / sqrt(kq);
+ gl_Position = vec4(centre - viewPoint, 0);
}
diff --git a/gfx/gl/shaders/shadowDynamicPoint.vs b/gfx/gl/shaders/shadowDynamicPoint.vs
index f3ed533..f21b3b6 100644
--- a/gfx/gl/shaders/shadowDynamicPoint.vs
+++ b/gfx/gl/shaders/shadowDynamicPoint.vs
@@ -3,6 +3,8 @@
include(`meshIn.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
uniform mat4 model;
+uniform ivec3 modelPos;
include(`commonShadowPoint.glsl')
diff --git a/gfx/gl/shaders/shadowDynamicPointInst.vs b/gfx/gl/shaders/shadowDynamicPointInst.vs
index 1bf74ef..28a62d9 100644
--- a/gfx/gl/shaders/shadowDynamicPointInst.vs
+++ b/gfx/gl/shaders/shadowDynamicPointInst.vs
@@ -3,6 +3,8 @@
include(`meshIn.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
layout(location = 5) in mat4 model;
+layout(location = 9) in ivec3 modelPos;
include(`commonShadowPoint.glsl')
diff --git a/gfx/gl/shaders/shadowFixedPoint.vs b/gfx/gl/shaders/shadowFixedPoint.vs
index 8921707..168d5f1 100644
--- a/gfx/gl/shaders/shadowFixedPoint.vs
+++ b/gfx/gl/shaders/shadowFixedPoint.vs
@@ -3,6 +3,8 @@
include(`meshIn.glsl')
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
const mat4 model = mat4(1);
+const ivec3 modelPos = ivec3(0);
include(`commonShadowPoint.glsl')
diff --git a/gfx/gl/shaders/spotLight.fs b/gfx/gl/shaders/spotLight.fs
index add86fd..937f922 100644
--- a/gfx/gl/shaders/spotLight.fs
+++ b/gfx/gl/shaders/spotLight.fs
@@ -3,7 +3,7 @@
out vec3 FragColor;
-layout(binding = 0) uniform sampler2D gPosition;
+layout(binding = 0) uniform isampler2D gPosition;
layout(binding = 1) uniform sampler2D gNormal;
uniform ivec4 viewPort;
uniform vec3 colour;
@@ -30,5 +30,5 @@ main()
if (normalDot < 0) {
discard;
}
- FragColor = (colour * normalDot) / (1 + (kq * pow(lightDist, 2)));
+ FragColor = (colour * normalDot) / (1 + (kq * pow(lightDist / 1000.0, 2)));
}
diff --git a/gfx/gl/shaders/spotLight.gs b/gfx/gl/shaders/spotLight.gs
index ad65675..b58c169 100644
--- a/gfx/gl/shaders/spotLight.gs
+++ b/gfx/gl/shaders/spotLight.gs
@@ -10,6 +10,7 @@ const vec3[] pyramid = vec3[]( // four-sided
vec3(1, -1, 1) // Front-right
);
uniform mat4 viewProjection;
+uniform ivec3 viewPoint;
uniform float arc;
in vec3 position[];
diff --git a/gfx/gl/shaders/spotLight.vs b/gfx/gl/shaders/spotLight.vs
index dca0854..ac1d1db 100644
--- a/gfx/gl/shaders/spotLight.vs
+++ b/gfx/gl/shaders/spotLight.vs
@@ -6,6 +6,7 @@ uniform vec3 v_direction;
uniform vec3 colour;
uniform float kq;
uniform float arc;
+uniform ivec3 viewPoint;
out vec3 position;
out vec3 direction;
@@ -17,7 +18,7 @@ main()
{
position = v_position;
direction = normalize(v_direction);
- size = (8 * sqrt(max(max(colour.r, colour.g), colour.b))) / sqrt(kq);
+ size = (8000 * sqrt(max(max(colour.r, colour.g), colour.b))) / sqrt(kq);
cosarc = cos(arc / 2);
- gl_Position = vec4(position, 0);
+ gl_Position = vec4(position - viewPoint, 0);
}
diff --git a/gfx/gl/shaders/water.fs b/gfx/gl/shaders/water.fs
index 04aa94c..8891733 100644
--- a/gfx/gl/shaders/water.fs
+++ b/gfx/gl/shaders/water.fs
@@ -5,13 +5,12 @@ include(`materialInterface.glsl')
include(`materialOut.glsl')
uniform sampler2D texture0;
-uniform vec3 waves;
void
main()
{
- gPosition = vec4(FragPos, 1);
+ gPosition = ivec4(FragPos, 1);
gNormal = vec4(Normal, 1);
gAlbedoSpec = texture(texture0, TexCoords);
- gAlbedoSpec.a *= clamp(-FragPos.z * .7, .1, 1.0);
+ gAlbedoSpec.a *= clamp(-FragPos.z * .0007, .1, 1.0);
}
diff --git a/gfx/gl/shaders/water.vs b/gfx/gl/shaders/water.vs
index a21b49f..f6c7c8f 100644
--- a/gfx/gl/shaders/water.vs
+++ b/gfx/gl/shaders/water.vs
@@ -4,17 +4,18 @@ include(`meshIn.glsl')
include(`materialInterface.glsl')
uniform mat4 viewProjection;
-uniform vec3 waves;
+uniform ivec3 viewPoint;
+uniform float waves;
void
main()
{
- vec4 wpos = vec4(position.x + cos(waves.x), position.y + cos(waves.x * waves.y / 2),
- cos(waves.x + position.x + (position.y / 8)) * .3, 1.0);
+ vec3 wpos = vec3(position.x + (cos(waves) * 1000.0), position.y + (cos(waves * 0 / 2) * 1000.0),
+ cos(waves + (position.x / 1000000.0) + (position.y / 8000.0)) * 300.0);
FragPos = vec3(wpos.xy, position.z);
TexCoords = texCoord;
Normal = normal;
- gl_Position = viewProjection * wpos;
+ gl_Position = viewProjection * vec4(wpos - viewPoint, 1.0);
}
diff --git a/gfx/gl/shadowMapper.cpp b/gfx/gl/shadowMapper.cpp
index 79b39c0..1498bb0 100644
--- a/gfx/gl/shadowMapper.cpp
+++ b/gfx/gl/shadowMapper.cpp
@@ -15,7 +15,7 @@
#include <tuple>
#include <vector>
-ShadowMapper::ShadowMapper(const glm::ivec2 & s) :
+ShadowMapper::ShadowMapper(const TextureAbsCoord & s) :
fixedPoint {shadowFixedPoint_vs}, dynamicPointInst {shadowDynamicPointInst_vs}, size {s}
{
glBindTexture(GL_TEXTURE_2D, depthMap);
@@ -24,7 +24,7 @@ ShadowMapper::ShadowMapper(const glm::ivec2 & s) :
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
- static constexpr glm::vec4 border {std::numeric_limits<float>::infinity()};
+ static constexpr RGBA border {std::numeric_limits<RGBA::value_type>::infinity()};
glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, glm::value_ptr(border));
glBindFramebuffer(GL_FRAMEBUFFER, depthMapFBO);
@@ -37,7 +37,7 @@ ShadowMapper::ShadowMapper(const glm::ivec2 & s) :
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
-constexpr std::array<std::array<glm::ivec4, ShadowMapper::SHADOW_BANDS>, ShadowMapper::SHADOW_BANDS> viewports {{
+constexpr std::array<std::array<TextureAbsRegion, ShadowMapper::SHADOW_BANDS>, ShadowMapper::SHADOW_BANDS> viewports {{
{{
{31, 31, 0, 0}, // full
}},
@@ -57,33 +57,34 @@ constexpr std::array<std::array<glm::ivec4, ShadowMapper::SHADOW_BANDS>, ShadowM
{1, 1, 1, 1}, // upper right
}},
}};
-constexpr std::array<std::array<glm::vec4, ShadowMapper::SHADOW_BANDS>, ShadowMapper::SHADOW_BANDS> shadowMapRegions {{
- {{
- {0.5F, 0.5F, 0.5F, 0.5F}, // full
- }},
- {{
- {0.5F, 0.25F, 0.5F, 0.25F}, // lower half
- {0.5F, 0.25F, 0.5F, 0.75F}, // upper half
- }},
- {{
- {0.5F, 0.25F, 0.5F, 0.25F}, // lower half
- {0.25F, 0.25F, 0.25F, 0.75F}, // upper left
- {0.25F, 0.25F, 0.75F, 0.75F}, // upper right
- }},
-
- {{
- {0.25F, 0.25F, 0.25F, 0.25F}, // lower left
- {0.25F, 0.25F, 0.75F, 0.25F}, // lower right
- {0.25F, 0.25F, 0.25F, 0.75F}, // upper left
- {0.25F, 0.25F, 0.75F, 0.75F}, // upper right
- }},
-}};
-constexpr std::array<float, ShadowMapper::SHADOW_BANDS + 1> shadowBands {
- 1.F,
- 250.F,
- 750.F,
- 2500.F,
- 10000.F,
+constexpr std::array<std::array<TextureRelRegion, ShadowMapper::SHADOW_BANDS>, ShadowMapper::SHADOW_BANDS>
+ shadowMapRegions {{
+ {{
+ {0.5F, 0.5F, 0.5F, 0.5F}, // full
+ }},
+ {{
+ {0.5F, 0.25F, 0.5F, 0.25F}, // lower half
+ {0.5F, 0.25F, 0.5F, 0.75F}, // upper half
+ }},
+ {{
+ {0.5F, 0.25F, 0.5F, 0.25F}, // lower half
+ {0.25F, 0.25F, 0.25F, 0.75F}, // upper left
+ {0.25F, 0.25F, 0.75F, 0.75F}, // upper right
+ }},
+
+ {{
+ {0.25F, 0.25F, 0.25F, 0.25F}, // lower left
+ {0.25F, 0.25F, 0.75F, 0.25F}, // lower right
+ {0.25F, 0.25F, 0.25F, 0.75F}, // upper left
+ {0.25F, 0.25F, 0.75F, 0.75F}, // upper right
+ }},
+ }};
+constexpr std::array<GlobalDistance, ShadowMapper::SHADOW_BANDS + 1> shadowBands {
+ 1000,
+ 250000,
+ 750000,
+ 2500000,
+ 10000000,
};
static_assert(viewports.size() == shadowMapRegions.size());
static_assert(shadowBands.size() == shadowMapRegions.size() + 1);
@@ -104,16 +105,16 @@ struct DefinitionsInserter {
ShadowMapper::Definitions & out;
};
-std::vector<std::array<glm::vec3, 4>>
-ShadowMapper::getBandViewExtents(const Camera & camera, const glm::mat4 & lightView)
+std::vector<std::array<RelativePosition3D, 4>>
+ShadowMapper::getBandViewExtents(const Camera & camera, const glm::mat4 & lightViewDir)
{
- std::vector<std::array<glm::vec3, 4>> bandViewExtents;
+ std::vector<std::array<RelativePosition3D, 4>> bandViewExtents;
for (const auto dist : shadowBands) {
const auto extents = camera.extentsAtDist(dist);
- bandViewExtents.emplace_back(extents * [&lightView](const auto & e) -> glm::vec3 {
- return lightView * glm::vec4(glm::vec3 {e}, 1);
+ bandViewExtents.emplace_back(extents * [&lightViewDir, cameraPos = camera.getPosition()](const auto & e) {
+ return glm::mat3(lightViewDir) * (e.xyz() - cameraPos);
});
- if (std::none_of(extents.begin(), extents.end(), [targetDist = dist * 0.99F](const glm::vec4 & e) {
+ if (std::none_of(extents.begin(), extents.end(), [targetDist = dist - 1](const auto & e) {
return e.w > targetDist;
})) {
break;
@@ -123,19 +124,21 @@ ShadowMapper::getBandViewExtents(const Camera & camera, const glm::mat4 & lightV
}
ShadowMapper::Definitions
-ShadowMapper::update(const SceneProvider & scene, const glm::vec3 & dir, const Camera & camera) const
+ShadowMapper::update(const SceneProvider & scene, const Direction3D & dir, const Camera & camera) const
{
glBindFramebuffer(GL_FRAMEBUFFER, depthMapFBO);
glClear(GL_DEPTH_BUFFER_BIT);
glCullFace(GL_FRONT);
- const auto lightView = glm::lookAt(camera.getPosition(), camera.getPosition() + dir, up);
- const auto bandViewExtents = getBandViewExtents(camera, lightView);
+ const auto lightViewDir = glm::lookAt({}, dir, up);
+ const auto lightViewPoint = camera.getPosition();
+ const auto bandViewExtents = getBandViewExtents(camera, lightViewDir);
Definitions out;
std::transform(bandViewExtents.begin(), std::prev(bandViewExtents.end()), std::next(bandViewExtents.begin()),
DefinitionsInserter {out},
- [&scene, this, &lightView, bands = bandViewExtents.size() - 2, &out](const auto & near, const auto & far) {
+ [&scene, this, bands = bandViewExtents.size() - 2, &out, &lightViewPoint, &lightViewDir](
+ const auto & near, const auto & far) {
const auto extents_minmax = [extents = std::span {near.begin(), far.end()}](auto && comp) {
const auto mm = std::minmax_element(extents.begin(), extents.end(), comp);
return std::make_pair(comp.get(*mm.first), comp.get(*mm.second));
@@ -145,16 +148,16 @@ ShadowMapper::update(const SceneProvider & scene, const glm::vec3 & dir, const C
return glm::ortho(x.first, x.second, y.first, y.second, -z.second, -z.first);
}(extents_minmax(CompareBy {0}), extents_minmax(CompareBy {1}), extents_minmax(CompareBy {2}));
- const auto lightViewProjection = lightProjection * lightView;
- fixedPoint.setViewProjection(lightViewProjection);
- dynamicPoint.setViewProjection(lightViewProjection);
- dynamicPointInst.setViewProjection(lightViewProjection);
+ const auto lightViewDirProjection = lightProjection * lightViewDir;
+ fixedPoint.setViewProjection(lightViewPoint, lightViewDirProjection);
+ dynamicPoint.setViewProjection(lightViewPoint, lightViewDirProjection);
+ dynamicPointInst.setViewProjection(lightViewPoint, lightViewDirProjection);
const auto & viewport = viewports[bands][out.maps];
glViewport(size.x >> viewport.x, size.y >> viewport.y, size.x >> viewport.z, size.y >> viewport.w);
scene.shadows(*this);
- return std::make_pair(lightViewProjection, shadowMapRegions[bands][out.maps]);
+ return std::make_pair(lightViewDirProjection, shadowMapRegions[bands][out.maps]);
});
glCullFace(GL_BACK);
@@ -162,13 +165,17 @@ ShadowMapper::update(const SceneProvider & scene, const glm::vec3 & dir, const C
return out;
}
-ShadowMapper::FixedPoint::FixedPoint(const Shader & vs) : Program {vs}, viewProjectionLoc {*this, "viewProjection"} { }
+ShadowMapper::FixedPoint::FixedPoint(const Shader & vs) :
+ Program {vs}, viewProjectionLoc {*this, "viewProjection"}, viewPointLoc {*this, "viewPoint"}
+{
+}
void
-ShadowMapper::FixedPoint::setViewProjection(const glm::mat4 & viewProjection) const
+ShadowMapper::FixedPoint::setViewProjection(const GlobalPosition3D viewPoint, const glm::mat4 & viewProjection) const
{
use();
glUniformMatrix4fv(viewProjectionLoc, 1, GL_FALSE, glm::value_ptr(viewProjection));
+ glUniform3iv(viewPointLoc, 1, glm::value_ptr(viewPoint));
}
void
@@ -178,15 +185,17 @@ ShadowMapper::FixedPoint::use() const
}
ShadowMapper::DynamicPoint::DynamicPoint() :
- Program {shadowDynamicPoint_vs}, viewProjectionLoc {*this, "viewProjection"}, modelLoc {*this, "model"}
+ Program {shadowDynamicPoint_vs}, viewProjectionLoc {*this, "viewProjection"}, viewPointLoc {*this, "viewPoint"},
+ modelLoc {*this, "model"}, modelPosLoc {*this, "modelPos"}
{
}
void
-ShadowMapper::DynamicPoint::setViewProjection(const glm::mat4 & viewProjection) const
+ShadowMapper::DynamicPoint::setViewProjection(const GlobalPosition3D viewPoint, const glm::mat4 & viewProjection) const
{
glUseProgram(*this);
glUniformMatrix4fv(viewProjectionLoc, 1, GL_FALSE, glm::value_ptr(viewProjection));
+ glUniform3iv(viewPointLoc, 1, glm::value_ptr(viewPoint));
}
void
@@ -194,13 +203,11 @@ ShadowMapper::DynamicPoint::use(const Location & location) const
{
glUseProgram(*this);
setModel(location);
- const auto model = glm::translate(location.pos) * rotate_ypr(location.rot);
- glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model));
}
void
ShadowMapper::DynamicPoint::setModel(const Location & location) const
{
- const auto model = glm::translate(location.pos) * rotate_ypr(location.rot);
- glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model));
+ glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(rotate_ypr(location.rot)));
+ glUniform3iv(modelPosLoc, 1, glm::value_ptr(location.pos));
}
diff --git a/gfx/gl/shadowMapper.h b/gfx/gl/shadowMapper.h
index cd1b975..bf571f8 100644
--- a/gfx/gl/shadowMapper.h
+++ b/gfx/gl/shadowMapper.h
@@ -1,5 +1,6 @@
#pragma once
+#include "config/types.h"
#include "lib/glArrays.h"
#include "program.h"
#include <glm/vec2.hpp>
@@ -11,38 +12,39 @@ class Camera;
class ShadowMapper {
public:
- explicit ShadowMapper(const glm::ivec2 & size);
+ explicit ShadowMapper(const TextureAbsCoord & size);
static constexpr std::size_t SHADOW_BANDS {4};
struct Definitions {
std::array<glm::mat4x4, SHADOW_BANDS> projections {};
- std::array<glm::vec4, SHADOW_BANDS> regions {};
+ std::array<TextureRelRegion, SHADOW_BANDS> regions {};
size_t maps {};
};
- [[nodiscard]] Definitions update(const SceneProvider &, const glm::vec3 & direction, const Camera &) const;
+ [[nodiscard]] Definitions update(const SceneProvider &, const Direction3D & direction, const Camera &) const;
class FixedPoint : public Program {
public:
FixedPoint(const Shader & vs);
- void setViewProjection(const glm::mat4 &) const;
+ void setViewProjection(const GlobalPosition3D, const glm::mat4 &) const;
void use() const;
private:
- RequiredUniformLocation viewProjectionLoc;
+ RequiredUniformLocation viewProjectionLoc, viewPointLoc;
};
class DynamicPoint : public Program {
public:
DynamicPoint();
- void setViewProjection(const glm::mat4 &) const;
+ void setViewProjection(const GlobalPosition3D, const glm::mat4 &) const;
void use(const Location &) const;
void setModel(const Location &) const;
private:
- RequiredUniformLocation viewProjectionLoc;
+ RequiredUniformLocation viewProjectionLoc, viewPointLoc;
RequiredUniformLocation modelLoc;
+ RequiredUniformLocation modelPosLoc;
};
FixedPoint fixedPoint, dynamicPointInst;
@@ -55,9 +57,9 @@ public:
}
private:
- [[nodiscard]] static std::vector<std::array<glm::vec3, 4>> getBandViewExtents(
+ [[nodiscard]] static std::vector<std::array<RelativePosition3D, 4>> getBandViewExtents(
const Camera &, const glm::mat4 & lightView);
glFrameBuffer depthMapFBO;
glTexture depthMap;
- glm::ivec2 size;
+ TextureAbsCoord size;
};
diff --git a/gfx/gl/uiShader.cpp b/gfx/gl/uiShader.cpp
index 0b47211..dc4f4dc 100644
--- a/gfx/gl/uiShader.cpp
+++ b/gfx/gl/uiShader.cpp
@@ -23,7 +23,7 @@ UIShader::UIShader(size_t width, size_t height) :
UIShader::UIShader(const glm::mat4 & viewProjection) : icon {viewProjection}, text {viewProjection} { }
void
-UIShader::TextProgram::use(const glm::vec3 & colour) const
+UIShader::TextProgram::use(const RGB & colour) const
{
Program::use();
glUniform3fv(colorLoc, 1, glm::value_ptr(colour));
diff --git a/gfx/gl/uiShader.h b/gfx/gl/uiShader.h
index 2766af8..362e90c 100644
--- a/gfx/gl/uiShader.h
+++ b/gfx/gl/uiShader.h
@@ -1,5 +1,6 @@
#pragma once
+#include "config/types.h"
#include "program.h"
#include <cstddef>
#include <glad/gl.h>
@@ -33,7 +34,7 @@ private:
class TextProgram : public UIProgram {
public:
explicit TextProgram(const glm::mat4 & vp);
- void use(const glm::vec3 & colour) const;
+ void use(const RGB & colour) const;
private:
RequiredUniformLocation colorLoc;