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update vertexcoord if no fbo available

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FunkyFr3sh 2018-05-20 17:39:14 +02:00
parent 7b0fc1ab57
commit f06045498f
1 changed files with 20 additions and 6 deletions
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26
src/render.c
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@ -146,7 +146,7 @@ DWORD WINAPI render_main(void)
ddraw->render.viewport.width, ddraw->render.viewport.height);
GLint surfaceUniLoc = -1, paletteUniLoc = -1, mainTexCoordAttrLoc = -1;
GLint surfaceUniLoc = -1, paletteUniLoc = -1, mainTexCoordAttrLoc = -1, mainVertexCoordAttrLoc = -1;
GLuint mainVbos[3], mainVao;
if (paletteConvProgram)
{
@ -157,7 +157,7 @@ DWORD WINAPI render_main(void)
{
glUseProgram(paletteConvProgram);
GLint vertexCoordAttrLoc = glGetAttribLocation(paletteConvProgram, "VertexCoord");
mainVertexCoordAttrLoc = glGetAttribLocation(paletteConvProgram, "VertexCoord");
mainTexCoordAttrLoc = glGetAttribLocation(paletteConvProgram, "TexCoord");
glGenBuffers(3, mainVbos);
@ -211,8 +211,8 @@ DWORD WINAPI render_main(void)
glBindVertexArray(mainVao);
glBindBuffer(GL_ARRAY_BUFFER, mainVbos[0]);
glVertexAttribPointer(vertexCoordAttrLoc, 2, GL_FLOAT, GL_FALSE, 0, NULL);
glEnableVertexAttribArray(vertexCoordAttrLoc);
glVertexAttribPointer(mainVertexCoordAttrLoc, 2, GL_FLOAT, GL_FALSE, 0, NULL);
glEnableVertexAttribArray(mainVertexCoordAttrLoc);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ARRAY_BUFFER, mainVbos[1]);
@ -362,15 +362,29 @@ DWORD WINAPI render_main(void)
if (paletteConvProgram)
{
glBindVertexArray(mainVao);
glBindBuffer(GL_ARRAY_BUFFER, mainVbos[0]);
static const GLfloat vertexCoordPal[] = {
-1.0f, 1.0f,
1.0f, 1.0f,
1.0f,-1.0f,
-1.0f,-1.0f,
};
glBufferData(GL_ARRAY_BUFFER, sizeof(vertexCoordPal), vertexCoordPal, GL_STATIC_DRAW);
glVertexAttribPointer(mainVertexCoordAttrLoc, 2, GL_FLOAT, GL_FALSE, 0, NULL);
glEnableVertexAttribArray(mainVertexCoordAttrLoc);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
glBindVertexArray(mainVao);
glBindBuffer(GL_ARRAY_BUFFER, mainVbos[1]);
GLfloat texCoord[] = {
GLfloat texCoordPal[] = {
0.0f, 0.0f,
scale_w, 0.0f,
scale_w, scale_h,
0.0f, scale_h,
};
glBufferData(GL_ARRAY_BUFFER, sizeof(texCoord), texCoord, GL_STATIC_DRAW);
glBufferData(GL_ARRAY_BUFFER, sizeof(texCoordPal), texCoordPal, GL_STATIC_DRAW);
glVertexAttribPointer(mainTexCoordAttrLoc, 2, GL_FLOAT, GL_FALSE, 0, NULL);
glEnableVertexAttribArray(mainTexCoordAttrLoc);
glBindBuffer(GL_ARRAY_BUFFER, 0);