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This commit is contained in:
Arisotura
2019-05-21 22:28:46 +02:00
parent c835b24f07
commit db396e992b
14 changed files with 412 additions and 364 deletions
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140
src/GPU3D_OpenGL.cpp
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@ -95,13 +95,13 @@ GLuint TexMemID;
GLuint TexPalMemID;
int ScaleFactor;
bool Accelerated;
bool Antialias;
int ScreenW, ScreenH;
GLuint FramebufferTex[8];
int FrontBuffer;
GLuint FramebufferID[4], PixelbufferID;
u32* Framebuffer = NULL;
u32 Framebuffer[256*192];
@ -176,26 +176,6 @@ bool Init()
printf("OpenGL: renderer: %s\n", renderer);
printf("OpenGL: version: %s\n", version);
int barg1, barg2;
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &barg1);
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &barg2);
printf("max texture: %d\n", barg1);
printf("max comb. texture: %d\n", barg2);
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &barg1);
printf("max tex size: %d\n", barg1);
glGetIntegerv(GL_MAX_ARRAY_TEXTURE_LAYERS, &barg1);
printf("max arraytex levels: %d\n", barg1);
/*glGetIntegerv(GL_NUM_EXTENSIONS, &barg1);
printf("extensions: %d\n", barg1);
for (int i = 0; i < barg1; i++)
{
const GLubyte* ext = glGetStringi(GL_EXTENSIONS, i);
printf("- %s\n", ext);
}*/
glEnable(GL_DEPTH_TEST);
glEnable(GL_STENCIL_TEST);
@ -317,6 +297,12 @@ bool Init()
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[1]);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, FramebufferTex[1], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, FramebufferTex[4], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, FramebufferTex[5], 0);
glDrawBuffers(2, fbassign);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[2]);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, FramebufferTex[2], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, FramebufferTex[6], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, FramebufferTex[7], 0);
glDrawBuffers(2, fbassign);
@ -324,8 +310,9 @@ bool Init()
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[0]);
glEnable(GL_BLEND);
// TODO: these are said to require GL 4.0; use the regular ones instead?
glBlendFuncSeparatei(0, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE);
glBlendEquationSeparatei(0, GL_ADD, GL_MAX);
glBlendEquationSeparatei(0, GL_FUNC_ADD, GL_MAX);
glBlendFuncSeparatei(1, GL_ONE, GL_ZERO, GL_ONE, GL_ZERO);
glGenBuffers(1, &PixelbufferID);
@ -347,7 +334,7 @@ bool Init()
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB5_A1, 1024, 48, 0, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, NULL);
printf("init done. %04X\n", glGetError());
return true;
}
@ -375,44 +362,55 @@ void DeInit()
void Reset()
{
//
}
void SetDisplaySettings(int scale, bool accel)
void SetDisplaySettings(int scale, bool antialias)
{
if (antialias) scale *= 2;
ScaleFactor = scale;
Accelerated = accel;
Antialias = antialias;
// TODO: antialiasing setting
ScreenW = 256 << scale;
ScreenH = 192 << scale;
ScreenW = 256 * scale;
ScreenH = 192 * scale;
glBindTexture(GL_TEXTURE_2D, FramebufferTex[0]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW, ScreenH, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[1]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW, ScreenH, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[2]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW/2, ScreenH/2, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[4]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, ScreenW, ScreenH, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[5]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, ScreenW, ScreenH, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[6]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, ScreenW, ScreenH, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[7]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, ScreenW, ScreenH, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
if (!antialias)
{
glBindTexture(GL_TEXTURE_2D, FramebufferTex[0]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW, ScreenH, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[1]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW, ScreenH, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[2]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[4]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, ScreenW, ScreenH, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[5]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, ScreenW, ScreenH, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[6]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, 1, 1, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[7]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, 1, 1, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
}
else
{
glBindTexture(GL_TEXTURE_2D, FramebufferTex[0]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW/2, ScreenH/2, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[1]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW/2, ScreenH/2, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[2]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, ScreenW, ScreenH, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[4]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, ScreenW/2, ScreenH/2, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[5]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, ScreenW/2, ScreenH/2, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[6]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, ScreenW, ScreenH, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, NULL);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[7]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8UI, ScreenW, ScreenH, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, NULL);
}
glBindBuffer(GL_PIXEL_PACK_BUFFER, PixelbufferID);
glBufferData(GL_PIXEL_PACK_BUFFER, 256*192*4, NULL, GL_DYNAMIC_READ);
if (Framebuffer) delete[] Framebuffer;
if (accel) Framebuffer = new u32[256*192];
else Framebuffer = new u32[ScreenW*ScreenH];
}
int GetScale()
{
return ScaleFactor;
}
@ -496,10 +494,10 @@ void BuildPolygons(RendererPolygon* polygons, int npolys)
while (z > 0xFFFF) { z >>= 1; zshift++; }
u32 x, y;
if (ScaleFactor > 0)
if (ScaleFactor > 1)
{
x = vtx->HiresPosition[0] >> (4-ScaleFactor);
y = vtx->HiresPosition[1] >> (4-ScaleFactor);
x = (vtx->HiresPosition[0] * ScaleFactor) >> 4;
y = (vtx->HiresPosition[1] * ScaleFactor) >> 4;
}
else
{
@ -829,8 +827,8 @@ void RenderFrame()
glViewport(0, 0, ScreenW, ScreenH);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[FrontBuffer]);
FrontBuffer = FrontBuffer ? 0 : 1;
if (Antialias) glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[2]);
else glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[FrontBuffer]);
glDisable(GL_BLEND);
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
@ -902,26 +900,15 @@ void RenderFrame()
RenderSceneChunk(0, 192);
}
if (false)
if (Antialias)
{
glBindFramebuffer(GL_READ_FRAMEBUFFER, FramebufferID[0]);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, FramebufferID[1]);
glBindFramebuffer(GL_READ_FRAMEBUFFER, FramebufferID[2]);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, FramebufferID[FrontBuffer]);
glBlitFramebuffer(0, 0, ScreenW, ScreenH, 0, 0, ScreenW/2, ScreenH/2, GL_COLOR_BUFFER_BIT, GL_LINEAR);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[1]);
}
else
{
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[0]);
}
/*if (!Accelerated)
{
glReadBuffer(GL_COLOR_ATTACHMENT0);
glBindBuffer(GL_PIXEL_PACK_BUFFER, PixelbufferID);
glReadPixels(0, 0, 256<<ScaleFactor, 192<<ScaleFactor, GL_BGRA, GL_UNSIGNED_BYTE, NULL);
}*/
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[FrontBuffer]);
FrontBuffer = FrontBuffer ? 0 : 1;
}
void PrepareCaptureFrame()
@ -937,14 +924,11 @@ void PrepareCaptureFrame()
glBindFramebuffer(GL_READ_FRAMEBUFFER, FramebufferID[3]);
glReadPixels(0, 0, 256, 192, GL_BGRA, GL_UNSIGNED_BYTE, NULL);
//glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[original_fb]);
//glFlush();
}
u32* GetLine(int line)
{
int stride = 256;// << (ScaleFactor*2);
int stride = 256;
if (line == 0)
{