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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2024-07-20 12:55:15 +0100 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2024-08-10 18:11:59 +0100 |
| commit | 4ba67f34eac848e43bad2ccc4b5c09ac65dd7952 (patch) | |
| tree | 999331eb0a08ab9c995e4d39b5d3980eb7f8018b | |
| parent | Calculate and store the extents of a mesh (diff) | |
| download | ilt-4ba67f34eac848e43bad2ccc4b5c09ac65dd7952.tar.bz2 ilt-4ba67f34eac848e43bad2ccc4b5c09ac65dd7952.tar.xz ilt-4ba67f34eac848e43bad2ccc4b5c09ac65dd7952.zip | |
Use mesh extents for shadow stencil extents
| -rw-r--r-- | game/scenary/foliage.cpp | 2 | ||||
| -rw-r--r-- | gfx/gl/shadowStenciller.cpp | 5 | ||||
| -rw-r--r-- | gfx/gl/shadowStenciller.h | 3 |
3 files changed, 5 insertions, 5 deletions
diff --git a/game/scenary/foliage.cpp b/game/scenary/foliage.cpp index 870adb0..24caeb7 100644 --- a/game/scenary/foliage.cpp +++ b/game/scenary/foliage.cpp @@ -18,7 +18,7 @@ Foliage::postLoad() bodyMesh->configureVAO(instanceVAO) .addAttribs<LocationVertex, &LocationVertex::first, &LocationVertex::second>(instances.bufferName(), 1); ShadowStenciller ss; - ss.renderStencil(shadowStencil, *bodyMesh, {-4000, -4000, 0}, {4000, 4000, 8000}); + ss.renderStencil(shadowStencil, *bodyMesh); Texture::saveDepth(shadowStencil, std::format("/tmp/stencil-{}.tga", id).c_str()); } diff --git a/gfx/gl/shadowStenciller.cpp b/gfx/gl/shadowStenciller.cpp index 6d5fa40..e20eda1 100644 --- a/gfx/gl/shadowStenciller.cpp +++ b/gfx/gl/shadowStenciller.cpp @@ -32,8 +32,7 @@ ShadowStenciller::createStencilTexture(GLsizei width, GLsizei height) } void -ShadowStenciller::renderStencil(const glTexture & stencil, const MeshBase & mesh, const RelativePosition3D & mins, - const RelativePosition3D & maxs) const +ShadowStenciller::renderStencil(const glTexture & stencil, const MeshBase & mesh) const { glBindFramebuffer(GL_FRAMEBUFFER, fbo); glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, stencil, 0); @@ -44,6 +43,8 @@ ShadowStenciller::renderStencil(const glTexture & stencil, const MeshBase & mesh glClear(GL_DEPTH_BUFFER_BIT); glViewport(0, 0, 256, 256); glEnable(GL_DEPTH_TEST); + const auto & mins = mesh.minExtent(); + const auto & maxs = mesh.maxExtent(); const auto extents = glm::ortho(mins.x, maxs.x, mins.z, maxs.z, mins.y, maxs.y); const auto lightDir = glm::lookAt({}, north, up); glUniform(viewProjectionLoc, extents * lightDir); diff --git a/gfx/gl/shadowStenciller.h b/gfx/gl/shadowStenciller.h index 460fa68..5a22a7e 100644 --- a/gfx/gl/shadowStenciller.h +++ b/gfx/gl/shadowStenciller.h @@ -11,8 +11,7 @@ public: [[nodiscard]] static glTexture createStencilTexture(GLsizei width, GLsizei height); - void renderStencil(const glTexture &, const MeshBase &, const RelativePosition3D & mins, - const RelativePosition3D & maxs) const; + void renderStencil(const glTexture &, const MeshBase &) const; private: glFrameBuffer fbo; |