diff options
Diffstat (limited to 'Source/Core/VideoBackends/Software/HwRasterizer.cpp')
| -rw-r--r-- | Source/Core/VideoBackends/Software/HwRasterizer.cpp | 382 |
1 files changed, 0 insertions, 382 deletions
diff --git a/Source/Core/VideoBackends/Software/HwRasterizer.cpp b/Source/Core/VideoBackends/Software/HwRasterizer.cpp deleted file mode 100644 index 7ddf15bb38..0000000000 --- a/Source/Core/VideoBackends/Software/HwRasterizer.cpp +++ /dev/null @@ -1,382 +0,0 @@ -// Copyright 2009 Dolphin Emulator Project -// Licensed under GPLv2+ -// Refer to the license.txt file included. - -#include "Common/CommonTypes.h" -#include "Common/MemoryUtil.h" - -#include "VideoBackends/OGL/GLInterfaceBase.h" -#include "VideoBackends/Software/BPMemLoader.h" -#include "VideoBackends/Software/DebugUtil.h" -#include "VideoBackends/Software/HwRasterizer.h" -#include "VideoBackends/Software/NativeVertexFormat.h" - -#include "VideoCommon/VideoCommon.h" - -#define TEMP_SIZE (1024*1024*4) - -namespace HwRasterizer -{ - static float efbHalfWidth; - static float efbHalfHeight; - static bool hasTexture; - - static u8 *temp; - - // Programs - static GLuint colProg, texProg, clearProg; - - // Texture type - static GLenum texType; - - // Color - static GLint col_apos = -1, col_atex = -1; - // Tex - static GLint tex_apos = -1, tex_atex = -1, tex_utex = -1; - // Clear shader - static GLint clear_apos = -1, clear_ucol = -1; - - static void CreateShaders() - { - // Color Vertices - static const char *fragcolText = - "#ifdef GL_ES\n" - "precision highp float;\n" - "#endif\n" - "varying vec4 TexCoordOut;\n" - "void main() {\n" - " gl_FragColor = TexCoordOut;\n" - "}\n"; - // Texture Vertices - static const char *fragtexText = - "#ifdef GL_ES\n" - "precision highp float;\n" - "#define texture2DRect texture2D\n" - "#define sampler2DRect sampler2D\n" - "#endif\n" - "varying vec4 TexCoordOut;\n" - "uniform sampler2DRect Texture;\n" - "void main() {\n" - " gl_FragColor = texture2DRect(Texture, TexCoordOut.xy);\n" - "}\n"; - // Clear shader - static const char *fragclearText = - "#ifdef GL_ES\n" - "precision highp float;\n" - "#endif\n" - "uniform vec4 Color;\n" - "void main() {\n" - " gl_FragColor = Color;\n" - "}\n"; - // Generic passthrough vertice shaders - static const char *vertShaderText = - "attribute vec4 pos;\n" - "attribute vec4 TexCoordIn;\n " - "varying vec4 TexCoordOut;\n " - "void main() {\n" - " gl_Position = pos;\n" - " TexCoordOut = TexCoordIn;\n" - "}\n"; - static const char *vertclearText = - "attribute vec4 pos;\n" - "void main() {\n" - " gl_Position = pos;\n" - "}\n"; - - // Color Program - colProg = OpenGL_CompileProgram(vertShaderText, fragcolText); - - // Texture Program - texProg = OpenGL_CompileProgram(vertShaderText, fragtexText); - - // Clear Program - clearProg = OpenGL_CompileProgram(vertclearText, fragclearText); - - // Color attributes - col_apos = glGetAttribLocation(colProg, "pos"); - col_atex = glGetAttribLocation(colProg, "TexCoordIn"); - // Texture attributes - tex_apos = glGetAttribLocation(texProg, "pos"); - tex_atex = glGetAttribLocation(texProg, "TexCoordIn"); - tex_utex = glGetUniformLocation(texProg, "Texture"); - // Clear attributes - clear_apos = glGetAttribLocation(clearProg, "pos"); - clear_ucol = glGetUniformLocation(clearProg, "Color"); - } - - void Init() - { - efbHalfWidth = EFB_WIDTH / 2.0f; - efbHalfHeight = 480 / 2.0f; - - temp = (u8*)AllocateMemoryPages(TEMP_SIZE); - } - void Shutdown() - { - glDeleteProgram(colProg); - glDeleteProgram(texProg); - glDeleteProgram(clearProg); - } - void Prepare() - { - //legacy multitexturing: select texture channel only. - glActiveTexture(GL_TEXTURE0); - glPixelStorei(GL_UNPACK_ALIGNMENT, 4); // 4-byte pixel alignment - if (GLInterface->GetMode() == GLInterfaceMode::MODE_OPENGL) - { - glShadeModel(GL_SMOOTH); - glDisable(GL_BLEND); - glClearDepth(1.0f); - glEnable(GL_SCISSOR_TEST); - glDisable(GL_LIGHTING); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - - glClientActiveTexture(GL_TEXTURE0); - glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); - glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); - glEnable(GL_TEXTURE_RECTANGLE_ARB); - glStencilFunc(GL_ALWAYS, 0, 0); - glDisable(GL_STENCIL_TEST); - } - // used by hw rasterizer if it enables blending and depth test - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glDepthFunc(GL_LEQUAL); - - glClearColor(0.0f, 0.0f, 0.0f, 0.0f); - - CreateShaders(); - if (GLInterface->GetMode() == GLInterfaceMode::MODE_OPENGL) - texType = GL_TEXTURE_RECTANGLE; - else - texType = GL_TEXTURE_2D; - } - static float width, height; - static void LoadTexture() - { - FourTexUnits &texUnit = bpmem.tex[0]; - u32 imageAddr = texUnit.texImage3[0].image_base; - // Texture Rectangle uses pixel coordinates - // While GLES uses texture coordinates - if (GLInterface->GetMode() == GLInterfaceMode::MODE_OPENGL) - { - width = (float)texUnit.texImage0[0].width; - height = (float)texUnit.texImage0[0].height; - } - else - { - width = 1; - height = 1; - } - TexCacheEntry &cacheEntry = textures[imageAddr]; - cacheEntry.Update(); - - glBindTexture(texType, cacheEntry.texture); - glTexParameteri(texType, GL_TEXTURE_MAG_FILTER, texUnit.texMode0[0].mag_filter ? GL_LINEAR : GL_NEAREST); - glTexParameteri(texType, GL_TEXTURE_MIN_FILTER, (texUnit.texMode0[0].min_filter >= 4) ? GL_LINEAR : GL_NEAREST); - } - - void BeginTriangles() - { - // disabling depth test sometimes allows more things to be visible - glEnable(GL_DEPTH_TEST); - glEnable(GL_BLEND); - - hasTexture = bpmem.tevorders[0].enable0; - - if (hasTexture) - LoadTexture(); - } - - void EndTriangles() - { - glBindTexture(texType, 0); - glDisable(GL_DEPTH_TEST); - glDisable(GL_BLEND); - } - - static void DrawColorVertex(OutputVertexData *v0, OutputVertexData *v1, OutputVertexData *v2) - { - float x0 = (v0->screenPosition.x / efbHalfWidth) - 1.0f; - float y0 = 1.0f - (v0->screenPosition.y / efbHalfHeight); - float z0 = v0->screenPosition.z / (float)0x00ffffff; - - float x1 = (v1->screenPosition.x / efbHalfWidth) - 1.0f; - float y1 = 1.0f - (v1->screenPosition.y / efbHalfHeight); - float z1 = v1->screenPosition.z / (float)0x00ffffff; - - float x2 = (v2->screenPosition.x / efbHalfWidth) - 1.0f; - float y2 = 1.0f - (v2->screenPosition.y / efbHalfHeight); - float z2 = v2->screenPosition.z / (float)0x00ffffff; - - float r0 = v0->color[0][OutputVertexData::RED_C] / 255.0f; - float g0 = v0->color[0][OutputVertexData::GRN_C] / 255.0f; - float b0 = v0->color[0][OutputVertexData::BLU_C] / 255.0f; - - float r1 = v1->color[0][OutputVertexData::RED_C] / 255.0f; - float g1 = v1->color[0][OutputVertexData::GRN_C] / 255.0f; - float b1 = v1->color[0][OutputVertexData::BLU_C] / 255.0f; - - float r2 = v2->color[0][OutputVertexData::RED_C] / 255.0f; - float g2 = v2->color[0][OutputVertexData::GRN_C] / 255.0f; - float b2 = v2->color[0][OutputVertexData::BLU_C] / 255.0f; - - static const GLfloat verts[3][3] = { - { x0, y0, z0 }, - { x1, y1, z1 }, - { x2, y2, z2 } - }; - static const GLfloat col[3][4] = { - { r0, g0, b0, 1.0f }, - { r1, g1, b1, 1.0f }, - { r2, g2, b2, 1.0f } - }; - { - glUseProgram(colProg); - glEnableVertexAttribArray(col_apos); - glEnableVertexAttribArray(col_atex); - - glVertexAttribPointer(col_apos, 3, GL_FLOAT, GL_FALSE, 0, verts); - glVertexAttribPointer(col_atex, 4, GL_FLOAT, GL_FALSE, 0, col); - glDrawArrays(GL_TRIANGLES, 0, 3); - glDisableVertexAttribArray(col_atex); - glDisableVertexAttribArray(col_apos); - } - } - - static void DrawTextureVertex(OutputVertexData *v0, OutputVertexData *v1, OutputVertexData *v2) - { - float x0 = (v0->screenPosition.x / efbHalfWidth) - 1.0f; - float y0 = 1.0f - (v0->screenPosition.y / efbHalfHeight); - float z0 = v0->screenPosition.z; - - float x1 = (v1->screenPosition.x / efbHalfWidth) - 1.0f; - float y1 = 1.0f - (v1->screenPosition.y / efbHalfHeight); - float z1 = v1->screenPosition.z; - - float x2 = (v2->screenPosition.x / efbHalfWidth) - 1.0f; - float y2 = 1.0f - (v2->screenPosition.y / efbHalfHeight); - float z2 = v2->screenPosition.z; - - float s0 = v0->texCoords[0].x / width; - float t0 = v0->texCoords[0].y / height; - - float s1 = v1->texCoords[0].x / width; - float t1 = v1->texCoords[0].y / height; - - float s2 = v2->texCoords[0].x / width; - float t2 = v2->texCoords[0].y / height; - - static const GLfloat verts[3][3] = { - { x0, y0, z0 }, - { x1, y1, z1 }, - { x2, y2, z2 } - }; - static const GLfloat tex[3][2] = { - { s0, t0 }, - { s1, t1 }, - { s2, t2 } - }; - { - glUseProgram(texProg); - glEnableVertexAttribArray(tex_apos); - glEnableVertexAttribArray(tex_atex); - - glVertexAttribPointer(tex_apos, 3, GL_FLOAT, GL_FALSE, 0, verts); - glVertexAttribPointer(tex_atex, 2, GL_FLOAT, GL_FALSE, 0, tex); - glUniform1i(tex_utex, 0); - glDrawArrays(GL_TRIANGLES, 0, 3); - glDisableVertexAttribArray(tex_atex); - glDisableVertexAttribArray(tex_apos); - } - } - - void DrawTriangleFrontFace(OutputVertexData *v0, OutputVertexData *v1, OutputVertexData *v2) - { - if (hasTexture) - DrawTextureVertex(v0, v1, v2); - else - DrawColorVertex(v0, v1, v2); - } - - void Clear() - { - u8 r = (bpmem.clearcolorAR & 0x00ff); - u8 g = (bpmem.clearcolorGB & 0xff00) >> 8; - u8 b = (bpmem.clearcolorGB & 0x00ff); - u8 a = (bpmem.clearcolorAR & 0xff00) >> 8; - - GLfloat left = (GLfloat)bpmem.copyTexSrcXY.x / efbHalfWidth - 1.0f; - GLfloat top = 1.0f - (GLfloat)bpmem.copyTexSrcXY.y / efbHalfHeight; - GLfloat right = (GLfloat)(left + bpmem.copyTexSrcWH.x + 1) / efbHalfWidth - 1.0f; - GLfloat bottom = 1.0f - (GLfloat)(top + bpmem.copyTexSrcWH.y + 1) / efbHalfHeight; - GLfloat depth = (GLfloat)bpmem.clearZValue / (GLfloat)0x00ffffff; - static const GLfloat verts[4][3] = { - { left, top, depth }, - { right, top, depth }, - { right, bottom, depth }, - { left, bottom, depth } - }; - { - glUseProgram(clearProg); - glVertexAttribPointer(clear_apos, 3, GL_FLOAT, GL_FALSE, 0, verts); - glUniform4f(clear_ucol, r, g, b, a); - glEnableVertexAttribArray(col_apos); - glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - glDisableVertexAttribArray(col_apos); - } - } - - TexCacheEntry::TexCacheEntry() - { - Create(); - } - - void TexCacheEntry::Create() - { - FourTexUnits &texUnit = bpmem.tex[0]; - - texImage0.hex = texUnit.texImage0[0].hex; - texImage1.hex = texUnit.texImage1[0].hex; - texImage2.hex = texUnit.texImage2[0].hex; - texImage3.hex = texUnit.texImage3[0].hex; - texTlut.hex = texUnit.texTlut[0].hex; - - int image_width = texImage0.width; - int image_height = texImage0.height; - - DebugUtil::GetTextureRGBA(temp, 0, 0, image_width, image_height); - - glGenTextures(1, (GLuint *)&texture); - glBindTexture(texType, texture); - glTexImage2D(texType, 0, GL_RGBA, (GLsizei)image_width, (GLsizei)image_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, temp); - } - - void TexCacheEntry::Destroy() - { - if (texture == 0) - return; - - glDeleteTextures(1, &texture); - texture = 0; - } - - void TexCacheEntry::Update() - { - FourTexUnits &texUnit = bpmem.tex[0]; - - // extra checks cause textures to be reloaded much more - if (texUnit.texImage0[0].hex != texImage0.hex || - // texUnit.texImage1[0].hex != texImage1.hex || - // texUnit.texImage2[0].hex != texImage2.hex || - texUnit.texImage3[0].hex != texImage3.hex || - texUnit.texTlut[0].hex != texTlut.hex) - { - Destroy(); - Create(); - } - } -} - |