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Remove the dependency on rectangle textures in the software rasterizer. Also make it the be used by default in the software renderer like it was before.

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This commit is contained in:
Ryan Houdek 2013-01-19 00:51:00 -06:00
parent c4bd6329c0
commit ff9ba67773
2 changed files with 28 additions and 42 deletions
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68
Source/Plugins/Plugin_VideoSoftware/Src/SWRenderer.cpp
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@ -52,10 +52,10 @@ void CreateShaders()
{
static const char *fragShaderText =
"varying " PREC " vec2 TexCoordOut;\n"
"uniform " TEXTYPE " Texture;\n"
"uniform sampler2D Texture;\n"
"void main() {\n"
" " PREC " vec4 tmpcolor;\n"
" tmpcolor = " TEXFUNC "(Texture, TexCoordOut);\n"
" tmpcolor = texture2D(Texture, TexCoordOut);\n"
" gl_FragColor = tmpcolor;\n"
"}\n";
static const char *vertShaderText =
@ -63,7 +63,7 @@ void CreateShaders()
"attribute vec2 TexCoordIn;\n "
"varying vec2 TexCoordOut;\n "
"void main() {\n"
" gl_Position = pos;\n"
" gl_Position = pos;\n"
" TexCoordOut = TexCoordIn;\n"
"}\n";
@ -74,6 +74,23 @@ void CreateShaders()
uni_tex = glGetUniformLocation(program, "Texture");
attr_pos = glGetAttribLocation(program, "pos");
attr_tex = glGetAttribLocation(program, "TexCoordIn");
static const GLfloat verts[4][2] = {
{ -1, -1}, // Left top
{ -1, 1}, // left bottom
{ 1, 1}, // right bottom
{ 1, -1} // right top
};
static const GLfloat texverts[4][2] = {
{0, 1},
{0, 0},
{1, 0},
{1, 1}
};
glUniform1i(uni_tex, 0);
glVertexAttribPointer(attr_pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
glVertexAttribPointer(attr_tex, 2, GL_FLOAT, GL_FALSE, 0, texverts);
}
void SWRenderer::Prepare()
@ -86,7 +103,7 @@ void SWRenderer::Prepare()
// TODO: Enable for GLES once RasterFont supports GLES
#ifndef USE_GLES
s_pfont = new RasterFont();
glEnable(GL_TEXTURE_RECTANGLE_ARB);
glEnable(GL_TEXTURE_2D);
#endif
GL_REPORT_ERRORD();
}
@ -142,48 +159,20 @@ void SWRenderer::DrawTexture(u8 *texture, int width, int height)
glViewport(0, 0, glWidth, glHeight);
glScissor(0, 0, glWidth, glHeight);
glBindTexture(TEX2D, s_RenderTarget);
glBindTexture(GL_TEXTURE_2D, s_RenderTarget);
glTexImage2D(TEX2D, 0, GL_RGBA, (GLsizei)width, (GLsizei)height, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture);
glTexParameteri(TEX2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(TEX2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)width, (GLsizei)height, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
static const GLfloat verts[4][2] = {
{ -1, -1}, // Left top
{ -1, 1}, // left bottom
{ 1, 1}, // right bottom
{ 1, -1} // right top
};
//Texture rectangle uses pixel coordinates
#ifndef USE_GLES
GLfloat u_max = (GLfloat)width;
GLfloat v_max = (GLfloat)height;
static const GLfloat texverts[4][2] = {
{0, v_max},
{0, 0},
{u_max, 0},
{u_max, v_max}
};
#else
static const GLfloat texverts[4][2] = {
{0, 1},
{0, 0},
{1, 0},
{1, 1}
};
#endif
glVertexAttribPointer(attr_pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
glVertexAttribPointer(attr_tex, 2, GL_FLOAT, GL_FALSE, 0, texverts);
glEnableVertexAttribArray(attr_pos);
glEnableVertexAttribArray(attr_tex);
glActiveTexture(GL_TEXTURE0);
glUniform1i(uni_tex, 0);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
glDisableVertexAttribArray(attr_pos);
glDisableVertexAttribArray(attr_tex);
glBindTexture(TEX2D, 0);
glBindTexture(GL_TEXTURE_2D, 0);
GL_REPORT_ERRORD();
}
@ -195,11 +184,8 @@ void SWRenderer::SwapBuffer()
GLInterface->Swap();
swstats.ResetFrame();
swstats.ResetFrame();
#ifndef USE_GLES
glClearDepth(1.0f);
#endif
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
GL_REPORT_ERRORD();

2
Source/Plugins/Plugin_VideoSoftware/Src/SWVideoConfig.cpp
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@ -51,7 +51,7 @@ void SWVideoConfig::Load(const char* ini_file)
iniFile.Get("Hardware", "Fullscreen", &bFullscreen, 0); // Hardware
iniFile.Get("Hardware", "RenderToMainframe", &renderToMainframe, false);
iniFile.Get("Rendering", "HwRasterizer", &bHwRasterizer, true);
iniFile.Get("Rendering", "HwRasterizer", &bHwRasterizer, false);
iniFile.Get("Info", "ShowStats", &bShowStats, false);