+++ /dev/null
-/*
- * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * VMWARE BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-/**
- * Measure fill rates.
- *
- * Brian Paul
- * 21 Sep 2009
- */
-
-#include "glmain.h"
-#include "common.h"
-
-
-int WinWidth = 1000, WinHeight = 1000;
-
-static GLuint VBO, TexObj;
-
-
-struct vertex
-{
- GLfloat x, y, s, t, r, g, b, a;
-};
-
-#define VOFFSET(F) ((void *) offsetof(struct vertex, F))
-
-static const struct vertex vertices[4] = {
- /* x y s t r g b a */
- { -1.0, -1.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.5 },
- { 1.0, -1.0, 1.0, 0.0, 0.0, 1.0, 0.0, 0.5 },
- { 1.0, 1.0, 1.0, 1.0, 0.0, 0.0, 1.0, 0.5 },
- { -1.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0, 0.5 }
-};
-
-
-static const char *VertexShader =
- "void main() \n"
- "{ \n"
- " gl_Position = ftransform(); \n"
- " gl_TexCoord[0] = gl_MultiTexCoord0; \n"
- " gl_FrontColor = gl_Color; \n"
- "} \n";
-
-/* simple fragment shader */
-static const char *FragmentShader1 =
- "uniform sampler2D Tex; \n"
- "void main() \n"
- "{ \n"
- " vec4 t = texture2D(Tex, gl_TexCoord[0].xy); \n"
- " gl_FragColor = vec4(1.0) - t * gl_Color; \n"
- "} \n";
-
-/**
- * A more complex fragment shader (but equivalent to first shader).
- * A good optimizer should catch some of these no-op operations, but
- * probably not all of them.
- */
-static const char *FragmentShader2 =
- "uniform sampler2D Tex; \n"
- "void main() \n"
- "{ \n"
- " // as above \n"
- " vec4 t = texture2D(Tex, gl_TexCoord[0].xy); \n"
- " t = vec4(1.0) - t * gl_Color; \n"
-
- " vec4 u; \n"
-
- " // no-op negate/swizzle \n"
- " u = -t.wzyx; \n"
- " t = -u.wzyx; \n"
-
- " // no-op inverts \n"
- " t = vec4(1.0) - t; \n"
- " t = vec4(1.0) - t; \n"
-
- " // no-op min/max \n"
- " t = min(t, t); \n"
- " t = max(t, t); \n"
-
- " // no-op moves \n"
- " u = t; \n"
- " t = u; \n"
- " u = t; \n"
- " t = u; \n"
-
- " // no-op add/mul \n"
- " t = (t + t + t + t) * 0.25; \n"
-
- " // no-op mul/sub \n"
- " t = 3.0 * t - 2.0 * t; \n"
-
- " // no-op negate/min/max \n"
- " t = -min(-t, -t); \n"
- " t = -max(-t, -t); \n"
-
- " gl_FragColor = t; \n"
- "} \n";
-
-static GLuint ShaderProg1, ShaderProg2;
-
-
-
-/** Called from test harness/main */
-void
-PerfInit(void)
-{
- GLint u;
-
- /* setup VBO w/ vertex data */
- glGenBuffersARB(1, &VBO);
- glBindBufferARB(GL_ARRAY_BUFFER_ARB, VBO);
- glBufferDataARB(GL_ARRAY_BUFFER_ARB,
- sizeof(vertices), vertices, GL_STATIC_DRAW_ARB);
- glVertexPointer(2, GL_FLOAT, sizeof(struct vertex), VOFFSET(x));
- glTexCoordPointer(2, GL_FLOAT, sizeof(struct vertex), VOFFSET(s));
- glColorPointer(4, GL_FLOAT, sizeof(struct vertex), VOFFSET(r));
- glEnableClientState(GL_VERTEX_ARRAY);
- glEnableClientState(GL_COLOR_ARRAY);
-
- /* setup texture */
- TexObj = PerfCheckerTexture(128, 128);
-
- /* setup shaders */
- ShaderProg1 = PerfShaderProgram(VertexShader, FragmentShader1);
- glUseProgram(ShaderProg1);
- u = glGetUniformLocation(ShaderProg1, "Tex");
- glUniform1i(u, 0); /* texture unit 0 */
-
- ShaderProg2 = PerfShaderProgram(VertexShader, FragmentShader2);
- glUseProgram(ShaderProg2);
- u = glGetUniformLocation(ShaderProg2, "Tex");
- glUniform1i(u, 0); /* texture unit 0 */
-
- glUseProgram(0);
-}
-
-
-static void
-Ortho(void)
-{
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity();
-}
-
-
-
-static void
-DrawQuad(unsigned count)
-{
- unsigned i;
- glClear(GL_COLOR_BUFFER_BIT);
-
- for (i = 0; i < count; i++) {
- glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
-
- /* Avoid sending command buffers with huge numbers of fullscreen
- * quads. Graphics schedulers don't always cope well with
- * this...
- */
- if (i % 128 == 0) {
- PerfSwapBuffers();
- glClear(GL_COLOR_BUFFER_BIT);
- }
- }
-
- glFinish();
-
- if (1)
- PerfSwapBuffers();
-}
-
-void
-PerfNextRound(void)
-{
-}
-
-/** Called from test harness/main */
-void
-PerfDraw(void)
-{
- double rate;
- double pixelsPerDraw = WinWidth * WinHeight;
-
- Ortho();
-
- /* simple fill */
- rate = PerfMeasureRate(DrawQuad) * pixelsPerDraw;
- perf_printf(" Simple fill: %s pixels/second\n",
- PerfHumanFloat(rate));
-
- /* blended fill */
- glEnable(GL_BLEND);
- rate = PerfMeasureRate(DrawQuad) * pixelsPerDraw;
- glDisable(GL_BLEND);
- perf_printf(" Blended fill: %s pixels/second\n",
- PerfHumanFloat(rate));
-
- /* textured fill */
- glEnable(GL_TEXTURE_2D);
- glEnableClientState(GL_TEXTURE_COORD_ARRAY);
- rate = PerfMeasureRate(DrawQuad) * pixelsPerDraw;
- glDisable(GL_TEXTURE_2D);
- glDisableClientState(GL_TEXTURE_COORD_ARRAY);
- perf_printf(" Textured fill: %s pixels/second\n",
- PerfHumanFloat(rate));
-
- /* shader1 fill */
- glUseProgram(ShaderProg1);
- glEnableClientState(GL_TEXTURE_COORD_ARRAY);
- rate = PerfMeasureRate(DrawQuad) * pixelsPerDraw;
- glUseProgram(0);
- glDisableClientState(GL_TEXTURE_COORD_ARRAY);
- perf_printf(" Shader1 fill: %s pixels/second\n",
- PerfHumanFloat(rate));
-
- /* shader2 fill */
- glUseProgram(ShaderProg2);
- glEnableClientState(GL_TEXTURE_COORD_ARRAY);
- rate = PerfMeasureRate(DrawQuad) * pixelsPerDraw;
- glUseProgram(0);
- glDisableClientState(GL_TEXTURE_COORD_ARRAY);
- perf_printf(" Shader2 fill: %s pixels/second\n",
- PerfHumanFloat(rate));
-
- exit(0);
-}
-
projects / mesa.git / blobdiff