diff options
Diffstat (limited to 'gfx/gl')
-rw-r--r-- | gfx/gl/sceneProvider.cpp | 2 | ||||
-rw-r--r-- | gfx/gl/sceneRenderer.cpp | 8 | ||||
-rw-r--r-- | gfx/gl/sceneRenderer.h | 3 | ||||
-rw-r--r-- | gfx/gl/shadowMapper.cpp | 7 | ||||
-rw-r--r-- | gfx/gl/shadowMapper.h | 3 | ||||
-rw-r--r-- | gfx/gl/shadowStenciller.cpp | 15 | ||||
-rw-r--r-- | gfx/gl/shadowStenciller.h | 5 |
7 files changed, 24 insertions, 19 deletions
diff --git a/gfx/gl/sceneProvider.cpp b/gfx/gl/sceneProvider.cpp index 2e8604c..4e271db 100644 --- a/gfx/gl/sceneProvider.cpp +++ b/gfx/gl/sceneProvider.cpp @@ -5,7 +5,7 @@ void SceneProvider::environment(const SceneShader &, const SceneRenderer & renderer) const { renderer.setAmbientLight({0.5F, 0.5F, 0.5F}); - renderer.setDirectionalLight({0.6F, 0.6F, 0.6F}, {-1, 1, -1}, *this); + renderer.setDirectionalLight({0.6F, 0.6F, 0.6F}, {{-quarter_pi, -quarter_pi}}, *this); } void diff --git a/gfx/gl/sceneRenderer.cpp b/gfx/gl/sceneRenderer.cpp index 7aace49..b2a7d78 100644 --- a/gfx/gl/sceneRenderer.cpp +++ b/gfx/gl/sceneRenderer.cpp @@ -114,7 +114,8 @@ SceneRenderer::setAmbientLight(const RGB & colour) const } void -SceneRenderer::setDirectionalLight(const RGB & colour, const Direction3D & direction, const SceneProvider & scene) const +SceneRenderer::setDirectionalLight( + const RGB & colour, const LightDirection & direction, const SceneProvider & scene) const { if (colour.r > 0 || colour.g > 0 || colour.b > 0) { const auto lvp = shadowMapper.update(scene, direction, camera); @@ -128,7 +129,7 @@ SceneRenderer::setDirectionalLight(const RGB & colour, const Direction3D & direc glBindTexture(GL_TEXTURE_2D_ARRAY, shadowMapper); glViewport(0, 0, size.x, size.y); dirLight.use(); - dirLight.setDirectionalLight(colour, direction, camera.getPosition(), lvp); + dirLight.setDirectionalLight(colour, direction.vector(), camera.getPosition(), lvp); renderQuad(); } } @@ -154,8 +155,7 @@ SceneRenderer::DirectionalLightProgram::setDirectionalLight( return toTextureSpaceMat * m; }; glUniform(colourLoc, c); - const auto nd = glm::normalize(d); - glUniform(directionLoc, nd); + glUniform(directionLoc, d); glUniform(lightPointLoc, p); glUniform(lightViewProjectionCountLoc, static_cast<GLuint>(lvp.size())); glUniform(lightViewProjectionLoc, std::span<const glm::mat4> {lvp * toTextureSpace}); diff --git a/gfx/gl/sceneRenderer.h b/gfx/gl/sceneRenderer.h index 4195bcf..93470f5 100644 --- a/gfx/gl/sceneRenderer.h +++ b/gfx/gl/sceneRenderer.h @@ -1,6 +1,7 @@ #pragma once #include "camera.h" +#include "gfx/lightDirection.h" #include "glArrays.h" #include "program.h" #include "sceneProvider.h" @@ -14,7 +15,7 @@ public: void render(const SceneProvider &) const; void setAmbientLight(const RGB & colour) const; - void setDirectionalLight(const RGB & colour, const Direction3D & direction, const SceneProvider &) const; + void setDirectionalLight(const RGB & colour, const LightDirection & direction, const SceneProvider &) const; Camera camera; diff --git a/gfx/gl/shadowMapper.cpp b/gfx/gl/shadowMapper.cpp index b08538d..4f7eac1 100644 --- a/gfx/gl/shadowMapper.cpp +++ b/gfx/gl/shadowMapper.cpp @@ -13,6 +13,7 @@ #include "gfx/gl/shaders/vs-shadowDynamicPointStencil.h" #include "gfx/gl/shaders/vs-shadowLandmass.h" #include "gfx/gl/shadowStenciller.h" +#include "gfx/lightDirection.h" #include "gfx/renderable.h" #include "gl_traits.h" #include "location.h" @@ -78,12 +79,12 @@ ShadowMapper::getBandViewExtents(const Camera & camera, const glm::mat4 & lightV } ShadowMapper::Definitions -ShadowMapper::update(const SceneProvider & scene, const Direction3D & dir, const Camera & camera) const +ShadowMapper::update(const SceneProvider & scene, const LightDirection & dir, const Camera & camera) const { glCullFace(GL_FRONT); glEnable(GL_DEPTH_TEST); - shadowStenciller.setLightDirection(dir, up); + shadowStenciller.setLightDirection(dir); for (const auto & [id, asset] : gameState->assets) { if (const auto r = std::dynamic_pointer_cast<const Renderable>(asset)) { r->updateStencil(shadowStenciller); @@ -94,7 +95,7 @@ ShadowMapper::update(const SceneProvider & scene, const Direction3D & dir, const glClear(GL_DEPTH_BUFFER_BIT); glViewport(0, 0, size.x, size.y); - const auto lightViewDir = glm::lookAt({}, dir, up); + const auto lightViewDir = glm::lookAt({}, dir.vector(), up); const auto lightViewPoint = camera.getPosition(); const auto bandViewExtents = getBandViewExtents(camera, lightViewDir); Definitions out; diff --git a/gfx/gl/shadowMapper.h b/gfx/gl/shadowMapper.h index 3aa224e..951e29c 100644 --- a/gfx/gl/shadowMapper.h +++ b/gfx/gl/shadowMapper.h @@ -11,6 +11,7 @@ class SceneProvider; class Camera; +class LightDirection; class ShadowMapper { public: @@ -21,7 +22,7 @@ public: using Definitions = std::vector<glm::mat4x4>; using Sizes = std::vector<RelativePosition3D>; - [[nodiscard]] Definitions update(const SceneProvider &, const Direction3D & direction, const Camera &) const; + [[nodiscard]] Definitions update(const SceneProvider &, const LightDirection & direction, const Camera &) const; class ShadowProgram : public Program { public: diff --git a/gfx/gl/shadowStenciller.cpp b/gfx/gl/shadowStenciller.cpp index da2b3a0..ae4012a 100644 --- a/gfx/gl/shadowStenciller.cpp +++ b/gfx/gl/shadowStenciller.cpp @@ -3,6 +3,7 @@ #include "gfx/gl/shaders/fs-shadowStencil.h" #include "gfx/gl/shaders/gs-shadowStencil.h" #include "gfx/gl/shaders/vs-shadowStencil.h" +#include "gfx/lightDirection.h" #include "gfx/models/mesh.h" #include "glArrays.h" #include "gl_traits.h" @@ -26,10 +27,9 @@ ShadowStenciller::ShadowStenciller() : } void -ShadowStenciller::setLightDirection(const Direction3D & lightDir, const Direction3D & lightDirUp) +ShadowStenciller::setLightDirection(const LightDirection & lightDir) { - lightDirMat = glm::lookAt(-lightDir, {}, lightDirUp); - viewProjections = angles * [this](const auto & a) { + viewProjections = angles * [lightDirMat = rotate_pitch(lightDir.position().y)](const auto & a) { return lightDirMat * a; }; } @@ -68,10 +68,11 @@ ShadowStenciller::renderStencil(const glTexture & stencil, const MeshBase & mesh glViewport(0, 0, 256, 256); const auto & centre = mesh.getDimensions().centre; const auto & size = mesh.getDimensions().size; - const auto extentsMat - = glm::translate(glm::ortho(-size, size, -size, size, -size, size), {-centre.x, -centre.z, -centre.y}); - glUniform(viewProjectionLoc, std::span<const glm::mat4> {viewProjections * [&](const auto & vp) { - return extentsMat * vp; + glUniform(viewProjectionLoc, + std::span<const glm::mat4> {viewProjections * + [extentsMat = glm::translate(glm::ortho(-size, size, -size, size, -size, size), -centre)]( + const auto & vp) { + return vp * extentsMat; }}); mesh.Draw(); } diff --git a/gfx/gl/shadowStenciller.h b/gfx/gl/shadowStenciller.h index 2edb955..03efced 100644 --- a/gfx/gl/shadowStenciller.h +++ b/gfx/gl/shadowStenciller.h @@ -5,13 +5,15 @@ #include "gfx/models/texture.h" #include "glArrays.h" +class LightDirection; + class ShadowStenciller { public: ShadowStenciller(); [[nodiscard]] static glTexture createStencilTexture(GLsizei width, GLsizei height); - void setLightDirection(const Direction3D & lightDir, const Direction3D & lightDirUp); + void setLightDirection(const LightDirection & lightDir); void renderStencil(const glTexture &, const MeshBase &, const Texture::AnyPtr texture) const; private: @@ -19,6 +21,5 @@ private: Program shadowCaster; Program::RequiredUniformLocation viewProjectionLoc {shadowCaster, "viewProjection"}; - glm::mat4 lightDirMat {}; std::array<glm::mat4, 8> viewProjections; }; |