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Code Issues Releases Wiki Activity

Fix assumption that colour texture and mask texture originate from same atlas

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This commit is contained in:
Alexander Overvoorde
2016-07-23 20:43:03 +02:00
parent c107101aff
commit 6acbbcfb6b
5 changed files with 24 additions and 13 deletions
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12
src/drawing/engines/opengl/DrawImageShader.cpp
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@@ -36,8 +36,9 @@ DrawImageShader::DrawImageShader() : OpenGLShaderProgram("drawimage")
glBindBuffer(GL_ARRAY_BUFFER, _vboInstances);
glVertexAttribIPointer(vClip, 4, GL_INT, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, clip));
glVertexAttribIPointer(vTexAtlasIndex, 1, GL_INT, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, texAtlasIndex));
glVertexAttribIPointer(vTexColourAtlas, 1, GL_INT, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, texColourAtlas));
glVertexAttribPointer(vTexColourBounds, 4, GL_FLOAT, GL_FALSE, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, texColourBounds));
glVertexAttribIPointer(vTexMaskAtlas, 1, GL_INT, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, texMaskAtlas));
glVertexAttribPointer(vTexMaskBounds, 4, GL_FLOAT, GL_FALSE, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, texMaskBounds));
glVertexAttribIPointer(vFlags, 1, GL_INT, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, flags));
glVertexAttribPointer(vColour, 4, GL_FLOAT, GL_FALSE, sizeof(DrawImageInstance), (void*) offsetof(DrawImageInstance, colour));
@@ -46,8 +47,9 @@ DrawImageShader::DrawImageShader() : OpenGLShaderProgram("drawimage")
glEnableVertexAttribArray(vIndex);
glEnableVertexAttribArray(vClip);
glEnableVertexAttribArray(vTexAtlasIndex);
glEnableVertexAttribArray(vTexColourAtlas);
glEnableVertexAttribArray(vTexColourBounds);
glEnableVertexAttribArray(vTexMaskAtlas);
glEnableVertexAttribArray(vTexMaskBounds);
glEnableVertexAttribArray(vFlags);
glEnableVertexAttribArray(vColour);
@@ -55,8 +57,9 @@ DrawImageShader::DrawImageShader() : OpenGLShaderProgram("drawimage")
glEnableVertexAttribArray(vMask);
glVertexAttribDivisor(vClip, 1);
glVertexAttribDivisor(vTexAtlasIndex, 1);
glVertexAttribDivisor(vTexColourAtlas, 1);
glVertexAttribDivisor(vTexColourBounds, 1);
glVertexAttribDivisor(vTexMaskAtlas, 1);
glVertexAttribDivisor(vTexMaskBounds, 1);
glVertexAttribDivisor(vFlags, 1);
glVertexAttribDivisor(vColour, 1);
@@ -84,8 +87,9 @@ void DrawImageShader::GetLocations()
vIndex = GetAttributeLocation("vIndex");
vClip = GetAttributeLocation("ivClip");
vTexAtlasIndex = GetAttributeLocation("ivTexAtlasIndex");
vTexColourAtlas = GetAttributeLocation("ivTexColourAtlas");
vTexColourBounds = GetAttributeLocation("ivTexColourBounds");
vTexMaskAtlas = GetAttributeLocation("ivTexMaskAtlas");
vTexMaskBounds = GetAttributeLocation("ivTexMaskBounds");
vFlags = GetAttributeLocation("ivFlags");
vColour = GetAttributeLocation("ivColour");

6
src/drawing/engines/opengl/DrawImageShader.h
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@@ -24,8 +24,9 @@
// Per-instance data for images
struct DrawImageInstance {
vec4i clip;
int texAtlasIndex;
int texColourAtlas;
vec4f texColourBounds;
int texMaskAtlas;
vec4f texMaskBounds;
int flags;
vec4f colour;
@@ -42,8 +43,9 @@ private:
GLuint vIndex;
GLuint vClip;
GLuint vTexAtlasIndex;
GLuint vTexColourAtlas;
GLuint vTexColourBounds;
GLuint vTexMaskAtlas;
GLuint vTexMaskBounds;
GLuint vFlags;
GLuint vColour;

3
src/drawing/engines/opengl/OpenGLDrawingEngine.cpp
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@@ -952,8 +952,9 @@ void OpenGLDrawingContext::FlushImages() {
DrawImageInstance instance;
instance.clip = {command.clip[0], command.clip[1], command.clip[2], command.clip[3]};
instance.texAtlasIndex = command.texColour.index;
instance.texColourAtlas = command.texColour.index;
instance.texColourBounds = command.texColour.normalizedBounds;
instance.texMaskAtlas = command.texMask.index;
instance.texMaskBounds = command.texMask.normalizedBounds;
instance.flags = command.flags;
instance.colour = command.colour;