ecker/GLdc
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'sketchy_vertex_formats' into 'master'

Browse Source 
Implemented support for all vertex attribute fmts.

See merge request simulant/GLdc!156
This commit is contained in:
Luke Benstead 2025-02-22 08:23:38 +00:00
commit 0285e2027d
2 changed files with 115 additions and 64 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

177
GL/attributes.c
View File

@ -31,11 +31,10 @@ GL_FORCE_INLINE GLboolean _glStateUnchanged(AttribPointer* p, GLint size, GLenum
return (p->size == size && p->type == type && p->stride == stride);
}
GLuint* _glGetEnabledAttributes() {
GLuint* _glGetEnabledAttributes(void) {
return &ATTRIB_LIST.enabled;
}
static void _readPosition3f3f(const GLubyte* __restrict__ in, GLubyte* __restrict__ out) {
const float* input = (const float*) in;
Vertex* it = (Vertex*) out;
@ -47,6 +46,17 @@ static void _readPosition3f3f(const GLubyte* __restrict__ in, GLubyte* __restric
TransformVertex(x, y, z, w, it->xyz, &it->w);
}
static void _readPosition3d3f(const GLubyte* __restrict__ in, GLubyte* __restrict__ out) {
const double* input = (const double*) in;
Vertex* it = (Vertex*) out;
float x = input[0];
float y = input[1];
float z = input[2];
float w = 1.0f;
TransformVertex(x, y, z, w, it->xyz, &it->w);
}
static void _readPosition3ub3f(const GLubyte* input, GLubyte* out) {
Vertex* it = (Vertex*)out;
@ -90,6 +100,17 @@ static void _readPosition2f3f(const GLubyte* in, GLubyte* out) {
TransformVertex(x, y, z, w, it->xyz, &it->w);
}
static void _readPosition2d3f(const GLubyte* in, GLubyte* out) {
const double* input = (const double*) in;
Vertex* it = (Vertex*) out;
float x = input[0];
float y = input[1];
float z = 0.0f;
float w = 1.0f;
TransformVertex(x, y, z, w, it->xyz, &it->w);
}
static void _readPosition2ub3f(const GLubyte* input, GLubyte* out) {
Vertex* it = (Vertex*) out;
@ -122,10 +143,12 @@ static void _readPosition2ui3f(const GLubyte* in, GLubyte* out) {
TransformVertex(x, y, z, w, it->xyz, &it->w);
}
static ReadAttributeFunc calcReadPositionFunc() {
static ReadAttributeFunc calcReadPositionFunc(void) {
switch(ATTRIB_LIST.vertex.type) {
default:
case GL_DOUBLE:
return (ATTRIB_LIST.vertex.size == 3) ? _readPosition3d3f:
_readPosition2d3f;
default:
case GL_FLOAT:
return (ATTRIB_LIST.vertex.size == 3) ? _readPosition3f3f:
_readPosition2f3f;
@ -144,7 +167,6 @@ static ReadAttributeFunc calcReadPositionFunc() {
}
}
static void _fillWhiteARGB(const GLubyte* __restrict__ input, GLubyte* __restrict__ output) {
_GL_UNUSED(input);
*((uint32_t*) output) = ~0;
@ -157,24 +179,6 @@ static void _readColour4ubARGB(const GLubyte* input, GLubyte* output) {
output[A8IDX] = input[3];
}
static void _readColour4fARGB(const GLubyte* in, GLubyte* output) {
const float* input = (const float*) in;
output[R8IDX] = (GLubyte) clamp(input[0] * 255.0f, 0, 255);
output[G8IDX] = (GLubyte) clamp(input[1] * 255.0f, 0, 255);
output[B8IDX] = (GLubyte) clamp(input[2] * 255.0f, 0, 255);
output[A8IDX] = (GLubyte) clamp(input[3] * 255.0f, 0, 255);
}
static void _readColour3fARGB(const GLubyte* in, GLubyte* output) {
const float* input = (const float*) in;
output[R8IDX] = (GLubyte) clamp(input[0] * 255.0f, 0, 255);
output[G8IDX] = (GLubyte) clamp(input[1] * 255.0f, 0, 255);
output[B8IDX] = (GLubyte) clamp(input[2] * 255.0f, 0, 255);
output[A8IDX] = 255;
}
static void _readColour3ubARGB(const GLubyte* __restrict__ input, GLubyte* __restrict__ output) {
output[R8IDX] = input[0];
output[G8IDX] = input[1];
@ -182,6 +186,30 @@ static void _readColour3ubARGB(const GLubyte* __restrict__ input, GLubyte* __res
output[A8IDX] = 255;
}
#define DEF_READ_COLOUR_4_ARGB_FP(prefix, intype) \
static void _readColour##prefix##ARGB(const GLubyte* __restrict in, GLubyte* __restrict out) { \
const intype* input = (const intype*) in; \
out[R8IDX] = (GLubyte) clamp(input[0] * 255.0f, 0, 255); \
out[G8IDX] = (GLubyte) clamp(input[1] * 255.0f, 0, 255); \
out[B8IDX] = (GLubyte) clamp(input[2] * 255.0f, 0, 255); \
out[A8IDX] = (GLubyte) clamp(input[3] * 255.0f, 0, 255); \
}
#define DEF_READ_COLOUR_3_ARGB_FP(prefix, intype) \
static void _readColour##prefix##ARGB(const GLubyte* __restrict in, GLubyte* __restrict out) { \
const intype* input = (const intype*) in; \
out[R8IDX] = (GLubyte) clamp(input[0] * 255.0f, 0, 255); \
out[G8IDX] = (GLubyte) clamp(input[1] * 255.0f, 0, 255); \
out[B8IDX] = (GLubyte) clamp(input[2] * 255.0f, 0, 255); \
out[A8IDX] = 255; \
}
DEF_READ_COLOUR_4_ARGB_FP(4f, float)
DEF_READ_COLOUR_4_ARGB_FP(4d, double)
DEF_READ_COLOUR_3_ARGB_FP(3f, float)
DEF_READ_COLOUR_3_ARGB_FP(3d, double)
static void _readColour4ubRevARGB(const GLubyte* __restrict__ input, GLubyte* __restrict__ output) {
argbcpy(output, input);
}
@ -195,51 +223,58 @@ static void _readColour4fRevARGB(const GLubyte* __restrict__ in, GLubyte* __rest
output[3] = (GLubyte) clamp(input[3] * 255.0f, 0, 255);
}
static void _readColour3usARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
static void _readColour4dRevARGB(const GLubyte* __restrict__ in, GLubyte* __restrict__ output) {
const double* input = (const double*) in;
output[0] = (GLubyte) clamp(input[0] * 255.0f, 0, 255);
output[1] = (GLubyte) clamp(input[1] * 255.0f, 0, 255);
output[2] = (GLubyte) clamp(input[2] * 255.0f, 0, 255);
output[3] = (GLubyte) clamp(input[3] * 255.0f, 0, 255);
}
static void _readColour3uiARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
}
#define DEF_READ_COLOUR_N_ARGB_INT(prefix, intype, max, alpha, i0, i1, i2, i3) \
static void _readColour##prefix##ARGB(const GLubyte* __restrict in, GLubyte* __restrict out) { \
const intype* input = (const intype*) in; \
out[i0] = (GLubyte) clamp((float)input[0] / (float)max * 255.0f, 0, 255); \
out[i1] = (GLubyte) clamp((float)input[1] / (float)max * 255.0f, 0, 255); \
out[i2] = (GLubyte) clamp((float)input[2] / (float)max * 255.0f, 0, 255); \
out[i3] = alpha; \
}
static void _readColour4usARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
}
#define DEF_READ_COLOUR_3_ARGB_INT(prefix, intype, max) \
DEF_READ_COLOUR_N_ARGB_INT(prefix, intype, max, 255, R8IDX, G8IDX, B8IDX, A8IDX)
static void _readColour4uiARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
}
#define DEF_READ_COLOUR_4_ARGB_INT(prefix, intype, max) \
DEF_READ_COLOUR_N_ARGB_INT(prefix, intype, max, \
((GLubyte)clamp((float)input[3] / (float)max * 255.0f, 0, 255)), \
R8IDX, G8IDX, B8IDX, A8IDX)
static void _readColour4usRevARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
}
#define DEF_READ_COLOUR_4_REV_ARGB_INT(prefix, intype, max) \
DEF_READ_COLOUR_N_ARGB_INT(prefix##Rev, intype, max, \
((GLubyte)clamp((float)input[3] / (float)max * 255.0f, 0, 255)), \
0, 1, 2, 3)
static void _readColour4uiRevARGB(const GLubyte* input, GLubyte* output) {
_GL_UNUSED(input);
_GL_UNUSED(output);
gl_assert(0 && "Not Implemented");
}
DEF_READ_COLOUR_3_ARGB_INT(3us, GLushort, UINT16_MAX)
DEF_READ_COLOUR_3_ARGB_INT(3ui, GLuint, UINT32_MAX)
static ReadAttributeFunc calcReadDiffuseFunc() {
DEF_READ_COLOUR_4_ARGB_INT(4us, GLushort, UINT16_MAX)
DEF_READ_COLOUR_4_ARGB_INT(4ui, GLuint, UINT32_MAX)
DEF_READ_COLOUR_4_REV_ARGB_INT(4us, GLushort, UINT16_MAX)
DEF_READ_COLOUR_4_REV_ARGB_INT(4ui, GLuint, UINT32_MAX)
static ReadAttributeFunc calcReadDiffuseFunc(void) {
if((ATTRIB_LIST.enabled & DIFFUSE_ENABLED_FLAG) != DIFFUSE_ENABLED_FLAG) {
/* Just fill the whole thing white if the attribute is disabled */
return _fillWhiteARGB;
}
switch(ATTRIB_LIST.colour.type) {
default:
case GL_DOUBLE:
return (ATTRIB_LIST.colour.size == 3) ? _readColour3dARGB:
(ATTRIB_LIST.colour.size == 4) ? _readColour4dARGB:
_readColour4dRevARGB;
default:
case GL_FLOAT:
return (ATTRIB_LIST.colour.size == 3) ? _readColour3fARGB:
(ATTRIB_LIST.colour.size == 4) ? _readColour4fARGB:
@ -276,6 +311,11 @@ static void _readTexcoord2f2f(const GLubyte* in, GLubyte* out) {
vec2cpy(out, in);
}
static void _readTexcoord2d2f(const GLubyte* in, GLubyte* out) {
((float*)out)[0] = ((const double*)in)[0];
((float*)out)[1] = ((const double*)in)[1];
}
static void _readTexcoord2ub2f(const GLubyte* input, GLubyte* out) {
float* output = (float*) out;
@ -299,14 +339,15 @@ static void _readTexcoord2ui2f(const GLubyte* in, GLubyte* out) {
output[1] = input[1];
}
static ReadAttributeFunc calcReadUVFunc() {
static ReadAttributeFunc calcReadUVFunc(void) {
if((ATTRIB_LIST.enabled & UV_ENABLED_FLAG) != UV_ENABLED_FLAG) {
return _fillZero2f;
}
switch(ATTRIB_LIST.uv.type) {
default:
case GL_DOUBLE:
return _readTexcoord2d2f;
default:
case GL_FLOAT:
return _readTexcoord2f2f;
case GL_BYTE:
@ -321,14 +362,15 @@ static ReadAttributeFunc calcReadUVFunc() {
}
}
static ReadAttributeFunc calcReadSTFunc() {
static ReadAttributeFunc calcReadSTFunc(void) {
if((ATTRIB_LIST.enabled & ST_ENABLED_FLAG) != ST_ENABLED_FLAG) {
return _fillZero2f;
}
switch(ATTRIB_LIST.st.type) {
default:
case GL_DOUBLE:
return _readTexcoord2d2f;
default:
case GL_FLOAT:
return _readTexcoord2f2f;
case GL_BYTE:
@ -357,6 +399,12 @@ static void _readNormal3f3f(const GLubyte* __restrict__ in, GLubyte* __restrict_
vec3cpy(out, in);
}
static void _readNormal3d3f(const GLubyte* __restrict__ in, GLubyte* __restrict__ out) {
((float*)out)[0] = ((const double*)in)[0];
((float*)out)[1] = ((const double*)in)[1];
((float*)out)[2] = ((const double*)in)[2];
}
static void _readNormal3ub3f(const GLubyte* input, GLubyte* out) {
float* output = (float*) out;
@ -406,15 +454,16 @@ static void _readNormal1i3f(const GLubyte* in, GLubyte* out) {
output[2] = (2.0f * (float) input.bits.z + 1.0f) * MULTIPLIER;
}
static ReadAttributeFunc calcReadNormalFunc() {
static ReadAttributeFunc calcReadNormalFunc(void) {
if((ATTRIB_LIST.enabled & NORMAL_ENABLED_FLAG) != NORMAL_ENABLED_FLAG) {
return _fillWithNegZVE;
}
switch(ATTRIB_LIST.normal.type) {
default:
case GL_DOUBLE:
return _readNormal3d3f;
case GL_FLOAT:
default:
return _readNormal3f3f;
break;
case GL_BYTE:
@ -497,7 +546,7 @@ void APIENTRY glDisableClientState(GLenum cap) {
}
void APIENTRY glTexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid * pointer) {
void APIENTRY glTexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer) {
TRACE();
stride = (stride) ? stride : size * byte_size(type);
@ -591,7 +640,7 @@ void APIENTRY glNormalPointer(GLenum type, GLsizei stride, const GLvoid * poin
}
void _glInitAttributePointers() {
void _glInitAttributePointers(void) {
TRACE();
ATTRIB_LIST.dirty = ~0; // all attributes dirty
@ -601,7 +650,7 @@ void _glInitAttributePointers() {
glNormalPointer(GL_FLOAT, 0, NULL);
}
GL_FORCE_INLINE GLuint _glIsVertexDataFastPathCompatible() {
GL_FORCE_INLINE GLuint _glIsVertexDataFastPathCompatible(void) {
/* The fast path is enabled when all enabled elements of the vertex
* match the output format. This means:
*
@ -649,7 +698,7 @@ GL_FORCE_INLINE GLuint _glIsVertexDataFastPathCompatible() {
return GL_TRUE;
}
void _glUpdateAttributes() {
void _glUpdateAttributes(void) {
if(ATTRIB_LIST.dirty & VERTEX_ENABLED_FLAG) {
ATTRIB_LIST.vertex_func = calcReadPositionFunc();
}

2
GL/platforms/software.h
View File

@ -5,6 +5,8 @@
#include "../types.h"
#define __restrict
#define PREFETCH(addr) do {} while(0)
#define MATH_fsrra(x) (1.0f / sqrtf((x)))