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using of vao, warning: ARB_vertex_array_object is needed

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Signed-off-by: Ryan Houdek <Sonicadvance1@gmail.com>
This commit is contained in:
degasus
2012-12-09 22:49:58 +01:00
committed by Ryan Houdek
parent 5c8800968a
commit c207422987
6 changed files with 141 additions and 157 deletions
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105
Source/Plugins/Plugin_VideoOGL/Src/TextureConverter.cpp
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@ -57,8 +57,13 @@ static FRAGMENTSHADER s_yuyvToRgbProgram;
const u32 NUM_ENCODING_PROGRAMS = 64;
static FRAGMENTSHADER s_encodingPrograms[NUM_ENCODING_PROGRAMS];
static GLuint s_VBO = 0;
static GLuint s_encode_VBO = 0;
static GLuint s_encode_VAO = 0;
static GLuint s_decode_VBO = 0;
static GLuint s_decode_VAO = 0;
static TargetRectangle s_cached_sourceRc;
static int s_cached_srcWidth = 0;
static int s_cached_srcHeight = 0;
void CreateRgbToYuyvProgram()
{
@ -144,14 +149,37 @@ void Init()
{
glGenFramebuffersEXT(1, &s_texConvFrameBuffer);
glGenBuffers(1, &s_VBO);
glGenBuffers(1, &s_encode_VBO );
glGenVertexArrays(1, &s_encode_VAO );
glBindBuffer(GL_ARRAY_BUFFER, s_encode_VBO );
glBindVertexArray( s_encode_VAO );
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_FLOAT, 4*sizeof(GLfloat), NULL);
glClientActiveTexture(GL_TEXTURE0);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointer(2, GL_FLOAT, 4*sizeof(GLfloat), (GLfloat*)NULL + 2);
s_cached_sourceRc.top = -1;
s_cached_sourceRc.bottom = -1;
s_cached_sourceRc.left = -1;
s_cached_sourceRc.right = -1;
glGenBuffers(1, &s_decode_VBO );
glGenVertexArrays(1, &s_decode_VAO );
glBindBuffer(GL_ARRAY_BUFFER, s_decode_VBO );
glBindVertexArray( s_decode_VAO );
s_cached_srcWidth = -1;
s_cached_srcHeight = -1;
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_FLOAT, sizeof(GLfloat)*4, NULL);
glClientActiveTexture(GL_TEXTURE0);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointer(2, GL_FLOAT, sizeof(GLfloat)*4, (GLfloat*)NULL+2);
glGenRenderbuffersEXT(1, &s_dstRenderBuffer);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, s_dstRenderBuffer);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA, renderBufferWidth, renderBufferHeight);
s_srcTextureWidth = 0;
@ -171,7 +199,10 @@ void Shutdown()
glDeleteTextures(1, &s_srcTexture);
glDeleteRenderbuffersEXT(1, &s_dstRenderBuffer);
glDeleteFramebuffersEXT(1, &s_texConvFrameBuffer);
glDeleteBuffers(1, &s_VBO);
glDeleteBuffers(1, &s_encode_VBO );
glDeleteVertexArrays(1, &s_encode_VAO );
glDeleteBuffers(1, &s_decode_VBO );
glDeleteVertexArrays(1, &s_decode_VAO );
s_rgbToYuyvProgram.Destroy();
s_yuyvToRgbProgram.Destroy();
@ -235,38 +266,15 @@ void EncodeToRamUsingShader(FRAGMENTSHADER& shader, GLuint srcTexture, const Tar
1.f, -1.f,
(float)sourceRc.right, (float)sourceRc.top
};
glBindBuffer(GL_ARRAY_BUFFER, s_VBO);
glBindBuffer(GL_ARRAY_BUFFER, s_encode_VBO );
glBufferData(GL_ARRAY_BUFFER, 4*4*sizeof(GLfloat), vertices, GL_STREAM_DRAW);
s_cached_sourceRc = sourceRc;
} else {
// TODO: remove
glBindBuffer(GL_ARRAY_BUFFER, s_VBO);
}
}
// disable all pointer, TODO: use VAO
glEnableClientState(GL_VERTEX_ARRAY);
glDisableVertexAttribArray(SHADER_POSMTX_ATTRIB);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableVertexAttribArray(SHADER_NORM1_ATTRIB);
glDisableVertexAttribArray(SHADER_NORM2_ATTRIB);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_SECONDARY_COLOR_ARRAY);
glClientActiveTexture(GL_TEXTURE0);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
for(int i=1; i<8; i++) {
glClientActiveTexture(GL_TEXTURE0 + i);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
}
glClientActiveTexture(GL_TEXTURE0);
glTexCoordPointer(2, GL_FLOAT, 4*sizeof(GLfloat), (GLfloat*)NULL + 2);
glVertexPointer(2, GL_FLOAT, 4*sizeof(GLfloat), NULL);
glBindVertexArray( s_encode_VAO );
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
// TODO: remove this
glBindBuffer(GL_ARRAY_BUFFER, 0);
GL_REPORT_ERRORD();
// .. and then read back the results.
@ -422,32 +430,35 @@ void DecodeToTexture(u32 xfbAddr, int srcWidth, int srcHeight, GLuint destTextur
PixelShaderCache::SetCurrentShader(s_yuyvToRgbProgram.glprogid);
GL_REPORT_ERRORD();
GLfloat tex1[] = {
(float)srcFmtWidth, (float)srcHeight,
(float)srcFmtWidth, 0.f,
0.f, 0.f,
0.f, (float)srcHeight
};
GLfloat vtx1[] = {
1.f, -1.f,
1.f, 1.f,
-1.f, 1.f,
-1.f, -1.f
};
glClientActiveTexture(GL_TEXTURE0);
glTexCoordPointer(2, GL_FLOAT, 0, tex1);
glVertexPointer(2, GL_FLOAT, 0, vtx1);
if(s_cached_srcHeight != srcHeight || s_cached_srcWidth != srcWidth) {
GLfloat vertices[] = {
1.f, -1.f,
(float)srcFmtWidth, (float)srcHeight,
1.f, 1.f,
(float)srcFmtWidth, 0.f,
-1.f, 1.f,
0.f, 0.f,
-1.f, -1.f,
0.f, (float)srcHeight
};
glBindBuffer(GL_ARRAY_BUFFER, s_decode_VBO );
glBufferData(GL_ARRAY_BUFFER, sizeof(GLfloat)*4*4, vertices, GL_STREAM_DRAW);
s_cached_srcHeight = srcHeight;
s_cached_srcWidth = srcWidth;
}
glBindVertexArray( s_decode_VAO );
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
GL_REPORT_ERRORD();
// reset state
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_RECTANGLE_ARB, 0, 0);
TextureCache::DisableStage(0);
TextureCache::DisableStage(0);
VertexShaderManager::SetViewportChanged();