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Fixes #160, xray effects on full image layers weren't working properly. Should fix anything using the inverse matrix of modelViewProjection

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Signed-off-by: Alexis Maiquez <almamu@almamu.com>
This commit is contained in:
Alexis Maiquez 2023-04-20 23:40:16 +02:00
parent 73ef4d6dbf
commit a713ad001a
4 changed files with 20 additions and 0 deletions
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9
src/WallpaperEngine/Render/Objects/CImage.cpp
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@ -18,8 +18,11 @@ CImage::CImage (CScene* scene, Core::Objects::CImage* image) :
m_texcoordPass (GL_NONE),
m_passSpacePosition (GL_NONE),
m_modelViewProjectionScreen (),
m_modelViewProjectionScreenInverse (),
m_modelViewProjectionCopy (),
m_modelViewProjectionCopyInverse (),
m_modelViewProjectionPass (glm::mat4 (1.0)),
m_modelViewProjectionPassInverse (glm::inverse (m_modelViewProjectionPass)),
m_pos ()
{
auto projection = this->getScene ()->getScene ()->getOrthogonalProjection ();
@ -262,7 +265,10 @@ CImage::CImage (CScene* scene, Core::Objects::CImage* image) :
this->getScene ()->getCamera ()->getProjection () *
this->getScene ()->getCamera ()->getLookAt ();
this->m_modelViewProjectionScreenInverse = glm::inverse (this->m_modelViewProjectionScreen);
this->m_modelViewProjectionCopy = glm::ortho <float> (0.0, size.x, 0.0, size.y);
this->m_modelViewProjectionCopyInverse = glm::inverse (this->m_modelViewProjectionCopy);
this->m_modelMatrix = glm::ortho <float> (0.0, size.x, 0.0, size.y);
this->m_viewProjectionMatrix = glm::mat4 (1.0);
}
@ -363,6 +369,7 @@ void CImage::setupPasses ()
const CFBO* prevDrawTo = drawTo;
GLuint spacePosition = (first) ? this->getCopySpacePosition () : this->getPassSpacePosition ();
glm::mat4* projection = (first) ? &this->m_modelViewProjectionCopy : &this->m_modelViewProjectionPass;
glm::mat4* inverseProjection = (first) ? &this->m_modelViewProjectionCopyInverse : &this->m_modelViewProjectionPassInverse;
first = false;
pass->setModelMatrix (&this->m_modelMatrix);
@ -388,6 +395,7 @@ void CImage::setupPasses ()
spacePosition = this->getSceneSpacePosition ();
drawTo = this->getScene ()->getFBO ();
projection = &this->m_modelViewProjectionScreen;
inverseProjection = &this->m_modelViewProjectionScreenInverse;
}
pass->setDestination (drawTo);
@ -395,6 +403,7 @@ void CImage::setupPasses ()
pass->setPosition (spacePosition);
pass->setTexCoord (texcoord);
pass->setModelViewProjectionMatrix (projection);
pass->setModelViewProjectionMatrixInverse (inverseProjection);
texcoord = this->getTexCoordPass ();
drawTo = prevDrawTo;

3
src/WallpaperEngine/Render/Objects/CImage.h
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@ -73,6 +73,9 @@ namespace WallpaperEngine::Render::Objects
glm::mat4 m_modelViewProjectionScreen;
glm::mat4 m_modelViewProjectionPass;
glm::mat4 m_modelViewProjectionCopy;
glm::mat4 m_modelViewProjectionScreenInverse;
glm::mat4 m_modelViewProjectionPassInverse;
glm::mat4 m_modelViewProjectionCopyInverse;
glm::mat4 m_modelMatrix;
glm::mat4 m_viewProjectionMatrix;

6
src/WallpaperEngine/Render/Objects/Effects/CPass.cpp
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@ -308,6 +308,11 @@ void CPass::setModelViewProjectionMatrix (const glm::mat4* projection)
this->m_modelViewProjectionMatrix = projection;
}
void CPass::setModelViewProjectionMatrixInverse (const glm::mat4* projection)
{
this->m_modelViewProjectionMatrixInverse = projection;
}
void CPass::setModelMatrix (const glm::mat4* model)
{
this->m_modelMatrix = model;
@ -605,6 +610,7 @@ void CPass::setupUniforms ()
this->addUniform ("g_Time", &g_Time);
this->addUniform ("g_Daytime", &g_Daytime);
// add model-view-projection matrix
this->addUniform("g_ModelViewProjectionMatrixInverse", &this->m_modelViewProjectionMatrixInverse);
this->addUniform ("g_ModelViewProjectionMatrix", &this->m_modelViewProjectionMatrix);
this->addUniform ("g_ModelMatrix", &this->m_modelMatrix);
this->addUniform ("g_NormalModelMatrix", glm::identity <glm::mat3> ());

2
src/WallpaperEngine/Render/Objects/Effects/CPass.h
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@ -32,6 +32,7 @@ namespace WallpaperEngine::Render::Objects::Effects
void setTexCoord (GLuint texcoord);
void setPosition (GLuint position);
void setModelViewProjectionMatrix (const glm::mat4* projection);
void setModelViewProjectionMatrixInverse (const glm::mat4* projection);
void setModelMatrix (const glm::mat4* model);
void setViewProjectionMatrix (const glm::mat4* viewProjection);
@ -137,6 +138,7 @@ namespace WallpaperEngine::Render::Objects::Effects
std::map<std::string, UniformEntry*> m_uniforms;
std::map<std::string, ReferenceUniformEntry*> m_referenceUniforms;
const glm::mat4* m_modelViewProjectionMatrix;
const glm::mat4* m_modelViewProjectionMatrixInverse;
const glm::mat4* m_modelMatrix;
const glm::mat4* m_viewProjectionMatrix;