140 lines
3.1 KiB
C++
140 lines
3.1 KiB
C++
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typedef struct FragmentTestRec {
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const char * name;
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uint32_t texCount;
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const char * txt;
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} FragmentTest;
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static FragmentTest fpFill = {
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"Solid color", 0,
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"precision mediump float;\n"
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"uniform vec4 u_color;\n"
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"void main() {\n"
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" gl_FragColor = u_color;\n"
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"}\n"
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};
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static FragmentTest fpGradient = {
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"Solid gradient", 0,
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"precision mediump float;\n"
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"varying lowp vec4 v_color;\n"
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"void main() {\n"
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" gl_FragColor = v_color;\n"
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"}\n"
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};
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static FragmentTest fpCopyTex = {
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"Texture copy", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"uniform sampler2D u_tex0;\n"
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"void main() {\n"
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" gl_FragColor = texture2D(u_tex0, v_tex0);\n"
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"}\n"
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};
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static FragmentTest fpCopyTexGamma = {
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"Texture copy with gamma", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"uniform sampler2D u_tex0;\n"
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"void main() {\n"
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" vec4 t = texture2D(u_tex0, v_tex0);\n"
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" t.rgb = pow(t.rgb, vec3(1.4, 1.4, 1.4));\n"
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" gl_FragColor = t;\n"
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"}\n"
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};
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static FragmentTest fpTexSpec = {
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"Texture spec", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"uniform sampler2D u_tex0;\n"
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"void main() {\n"
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" vec4 t = texture2D(u_tex0, v_tex0);\n"
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" float simSpec = dot(gl_FragCoord.xyz, gl_FragCoord.xyz);\n"
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" simSpec = pow(clamp(simSpec, 0.1, 1.0), 40.0);\n"
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" gl_FragColor = t + vec4(simSpec, simSpec, simSpec, simSpec);\n"
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"}\n"
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};
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static FragmentTest fpDepTex = {
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"Dependent Lookup", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"uniform sampler2D u_tex0;\n"
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"void main() {\n"
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" vec4 t = texture2D(u_tex0, v_tex0);\n"
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" t += texture2D(u_tex0, t.xy);\n"
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" gl_FragColor = t;\n"
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"}\n"
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};
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static FragmentTest fpModulateConstantTex = {
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"Texture modulate constant", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"uniform sampler2D u_tex0;\n"
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"uniform vec4 u_color;\n"
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"void main() {\n"
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" lowp vec4 c = texture2D(u_tex0, v_tex0);\n"
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" c *= u_color;\n"
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" gl_FragColor = c;\n"
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"}\n"
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};
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static FragmentTest fpModulateVaryingTex = {
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"Texture modulate gradient", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"varying lowp vec4 v_color;\n"
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"uniform sampler2D u_tex0;\n"
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"void main() {\n"
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" lowp vec4 c = texture2D(u_tex0, v_tex0);\n"
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" c *= v_color;\n"
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" gl_FragColor = c;\n"
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"}\n"
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};
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static FragmentTest fpModulateVaryingConstantTex = {
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"Texture modulate gradient constant", 1,
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"precision mediump float;\n"
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"varying vec2 v_tex0;\n"
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"varying lowp vec4 v_color;\n"
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"uniform sampler2D u_tex0;\n"
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"uniform vec4 u_color;\n"
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"void main() {\n"
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" lowp vec4 c = texture2D(u_tex0, v_tex0);\n"
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" c *= v_color;\n"
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" c *= u_color;\n"
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" gl_FragColor = c;\n"
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"}\n"
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};
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static FragmentTest *gFragmentTests[] = {
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&fpFill,
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&fpGradient,
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&fpCopyTex,
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&fpCopyTexGamma,
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&fpTexSpec,
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&fpDepTex,
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&fpModulateConstantTex,
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&fpModulateVaryingTex,
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&fpModulateVaryingConstantTex,
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};
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static const size_t gFragmentTestCount = sizeof(gFragmentTests) / sizeof(gFragmentTests[0]);
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