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Upgrade shaders from GLSL 110 to 150 (OpenGL 3.2)

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This commit is contained in:
Simran Brucherseifer
2020-04-22 11:28:33 +02:00
parent 26b928597c
commit 5da9848de7
14 changed files with 208 additions and 174 deletions
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app/render/backend/opengl/openglshader.cpp
+28 -25
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@@ -152,7 +152,7 @@ OpenGLShaderPtr OpenGLShader::CreateOCIO(QOpenGLContext* ctx,
QString OpenGLShader::CodeDefaultFragment(const QString &function_name, const QString &shader_code)
{
QString frag_code = QStringLiteral("#version 110\n"
QString frag_code = QStringLiteral("#version 150\n"
"\n"
"#ifdef GL_ES\n"
"precision highp int;\n"
@@ -162,7 +162,10 @@ QString OpenGLShader::CodeDefaultFragment(const QString &function_name, const QS
"uniform sampler2D ove_maintex;\n"
"uniform bool color_only;\n"
"uniform vec4 color_only_color;\n"
"varying vec2 ove_texcoord;\n"
"\n"
"in vec2 ove_texcoord;\n"
"\n"
"out vec4 fragColor;\n"
"\n");
// Finish the function with the main function
@@ -174,12 +177,12 @@ QString OpenGLShader::CodeDefaultFragment(const QString &function_name, const QS
frag_code.append(QStringLiteral("\n"
"void main() {\n"
" if (color_only) {\n"
" gl_FragColor = color_only_color;"
" } else {\n"
" vec4 color = texture2D(ove_maintex, ove_texcoord);\n"
" gl_FragColor = color;\n"
" }\n"
" if (color_only) {\n"
" fragColor = color_only_color;"
" } else {\n"
" vec4 color = texture(ove_maintex, ove_texcoord);\n"
" fragColor = color;\n"
" }\n"
"}\n"));
} else {
@@ -193,8 +196,8 @@ QString OpenGLShader::CodeDefaultFragment(const QString &function_name, const QS
frag_code.append(QStringLiteral("\n"
"void main() {\n"
" vec4 color = %1(texture2D(ove_maintex, ove_texcoord));\n"
" gl_FragColor = color;\n"
" vec4 color = %1(texture(ove_maintex, ove_texcoord));\n"
" fragColor = color;\n"
"}\n").arg(function_name));
}
@@ -205,7 +208,7 @@ QString OpenGLShader::CodeDefaultFragment(const QString &function_name, const QS
QString OpenGLShader::CodeDefaultVertex()
{
// Generate vertex shader
return QStringLiteral("#version 110\n"
return QStringLiteral("#version 150\n"
"\n"
"#ifdef GL_ES\n"
"precision highp int;\n"
@@ -214,41 +217,41 @@ QString OpenGLShader::CodeDefaultVertex()
"\n"
"uniform mat4 ove_mvpmat;\n"
"\n"
"attribute vec4 a_position;\n"
"attribute vec2 a_texcoord;\n"
"in vec4 a_position;\n"
"in vec2 a_texcoord;\n"
"\n"
"varying vec2 ove_texcoord;\n"
"out vec2 ove_texcoord;\n"
"\n"
"void main() {\n"
" gl_Position = ove_mvpmat * a_position;\n"
" ove_texcoord = a_texcoord;\n"
" gl_Position = ove_mvpmat * a_position;\n"
" ove_texcoord = a_texcoord;\n"
"}\n");
}
QString OpenGLShader::CodeAlphaDisassociate(const QString &function_name)
{
return QStringLiteral("vec4 %1(vec4 col) {\n"
" if (col.a > 0.0) {\n"
" return vec4(col.rgb / col.a, col.a);"
" }\n"
" return col;\n"
" if (col.a > 0.0) {\n"
" return vec4(col.rgb / col.a, col.a);"
" }\n"
" return col;\n"
"}\n").arg(function_name);
}
QString OpenGLShader::CodeAlphaReassociate(const QString &function_name)
{
return QStringLiteral("vec4 %1(vec4 col) {\n"
" if (col.a > 0.0) {\n"
" return vec4(col.rgb * col.a, col.a);"
" }\n"
" return col;\n"
" if (col.a > 0.0) {\n"
" return vec4(col.rgb * col.a, col.a);"
" }\n"
" return col;\n"
"}\n").arg(function_name);
}
QString OpenGLShader::CodeAlphaAssociate(const QString &function_name)
{
return QStringLiteral("vec4 %1(vec4 col) {\n"
" return vec4(col.rgb * col.a, col.a);\n"
" return vec4(col.rgb * col.a, col.a);\n"
"}\n").arg(function_name);
}