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add getter functions

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This commit is contained in:
Bigfoot71 2025-03-22 17:16:21 +01:00
parent 26dfe69e5f
commit 2009490151
1 changed files with 213 additions and 71 deletions
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284
src/external/rlsw.h vendored
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@ -81,92 +81,125 @@
/* === OpenGL Definitions === */ /* === OpenGL Definitions === */
#define GL_SCISSOR_TEST 0x0C11 #define GL_SCISSOR_TEST 0x0C11
#define GL_TEXTURE_2D 0x0DE1 #define GL_TEXTURE_2D 0x0DE1
#define GL_DEPTH_TEST 0x0B71 #define GL_DEPTH_TEST 0x0B71
#define GL_CULL_FACE 0x0B44 #define GL_CULL_FACE 0x0B44
#define GL_BLEND 0x0BE2 #define GL_BLEND 0x0BE2
#define GL_COLOR_BUFFER_BIT 0x00004000 #define GL_VENDOR 0x1F00
#define GL_DEPTH_BUFFER_BIT 0x00000100 #define GL_RENDERER 0x1F01
#define GL_VERSION 0x1F02
#define GL_EXTENSIONS 0x1F03
#define GL_MODELVIEW 0x1700 //#define GL_ATTRIB_STACK_DEPTH 0x0BB0
#define GL_PROJECTION 0x1701 //#define GL_CLIENT_ATTRIB_STACK_DEPTH 0x0BB1
#define GL_TEXTURE 0x1702 #define GL_COLOR_CLEAR_VALUE 0x0C22
//#define GL_COLOR_WRITEMASK 0x0C23
//#define GL_CURRENT_INDEX 0x0B01
#define GL_CURRENT_COLOR 0x0B00
#define GL_CURRENT_NORMAL 0x0B02
//#define GL_CURRENT_RASTER_COLOR 0x0B04
//#define GL_CURRENT_RASTER_DISTANCE 0x0B09
//#define GL_CURRENT_RASTER_INDEX 0x0B05
//#define GL_CURRENT_RASTER_POSITION 0x0B07
//#define GL_CURRENT_RASTER_TEXTURE_COORDS 0x0B06
//#define GL_CURRENT_RASTER_POSITION_VALID 0x0B08
#define GL_CURRENT_TEXTURE_COORDS 0x0B03
//#define GL_INDEX_CLEAR_VALUE 0x0C20
//#define GL_INDEX_MODE 0x0C30
//#define GL_INDEX_WRITEMASK 0x0C21
#define GL_MODELVIEW_MATRIX 0x0BA6
#define GL_MODELVIEW_STACK_DEPTH 0x0BA3
//#define GL_NAME_STACK_DEPTH 0x0D70
#define GL_PROJECTION_MATRIX 0x0BA7
#define GL_PROJECTION_STACK_DEPTH 0x0BA4
//#define GL_RENDER_MODE 0x0C40
//#define GL_RGBA_MODE 0x0C31
#define GL_TEXTURE_MATRIX 0x0BA8
#define GL_TEXTURE_STACK_DEPTH 0x0BA5
#define GL_VIEWPORT 0x0BA2
#define GL_VERTEX_ARRAY 0x8074 #define GL_COLOR_BUFFER_BIT 0x00004000
#define GL_NORMAL_ARRAY 0x8075 #define GL_DEPTH_BUFFER_BIT 0x00000100
#define GL_COLOR_ARRAY 0x8076
//#define GL_INDEX_ARRAY 0x8077
#define GL_TEXTURE_COORD_ARRAY 0x8078
#define GL_POINTS 0x0000 #define GL_MODELVIEW 0x1700
#define GL_LINES 0x0001 #define GL_PROJECTION 0x1701
//#define GL_LINE_LOOP 0x0002 #define GL_TEXTURE 0x1702
//#define GL_LINE_STRIP 0x0003
#define GL_TRIANGLES 0x0004
//#define GL_TRIANGLE_STRIP 0x0005
//#define GL_TRIANGLE_FAN 0x0006
#define GL_QUADS 0x0007
//#define GL_QUAD_STRIP 0x0008
//#define GL_POLYGON 0x0009
#define GL_POINT 0x1B00 #define GL_VERTEX_ARRAY 0x8074
#define GL_LINE 0x1B01 #define GL_NORMAL_ARRAY 0x8075
#define GL_FILL 0x1B02 #define GL_COLOR_ARRAY 0x8076
//#define GL_INDEX_ARRAY 0x8077
#define GL_TEXTURE_COORD_ARRAY 0x8078
//#define GL_CW 0x0900 #define GL_POINTS 0x0000
//#define GL_CCW 0x0901 #define GL_LINES 0x0001
//#define GL_LINE_LOOP 0x0002
//#define GL_LINE_STRIP 0x0003
#define GL_TRIANGLES 0x0004
//#define GL_TRIANGLE_STRIP 0x0005
//#define GL_TRIANGLE_FAN 0x0006
#define GL_QUADS 0x0007
//#define GL_QUAD_STRIP 0x0008
//#define GL_POLYGON 0x0009
#define GL_FRONT 0x0404 #define GL_POINT 0x1B00
#define GL_BACK 0x0405 #define GL_LINE 0x1B01
#define GL_FILL 0x1B02
#define GL_ZERO 0 //#define GL_CW 0x0900
#define GL_ONE 1 //#define GL_CCW 0x0901
#define GL_SRC_COLOR 0x0300
#define GL_ONE_MINUS_SRC_COLOR 0x0301
#define GL_SRC_ALPHA 0x0302
#define GL_ONE_MINUS_SRC_ALPHA 0x0303
#define GL_DST_ALPHA 0x0304
#define GL_ONE_MINUS_DST_ALPHA 0x0305
#define GL_DST_COLOR 0x0306
#define GL_ONE_MINUS_DST_COLOR 0x0307
#define GL_SRC_ALPHA_SATURATE 0x0308
#define GL_NEAREST 0x2600 #define GL_FRONT 0x0404
#define GL_LINEAR 0x2601 #define GL_BACK 0x0405
#define GL_REPEAT 0x2901 #define GL_ZERO 0
#define GL_CLAMP_TO_EDGE 0x812F //< (OpenGL 1.2) #define GL_ONE 1
#define GL_MIRRORED_REPEAT 0x8370 //< (OpenGL 2.0) #define GL_SRC_COLOR 0x0300
#define GL_ONE_MINUS_SRC_COLOR 0x0301
#define GL_SRC_ALPHA 0x0302
#define GL_ONE_MINUS_SRC_ALPHA 0x0303
#define GL_DST_ALPHA 0x0304
#define GL_ONE_MINUS_DST_ALPHA 0x0305
#define GL_DST_COLOR 0x0306
#define GL_ONE_MINUS_DST_COLOR 0x0307
#define GL_SRC_ALPHA_SATURATE 0x0308
#define GL_TEXTURE_MAG_FILTER 0x2800 #define GL_NEAREST 0x2600
#define GL_TEXTURE_MIN_FILTER 0x2801 #define GL_LINEAR 0x2601
#define GL_TEXTURE_WRAP_S 0x2802 #define GL_REPEAT 0x2901
#define GL_TEXTURE_WRAP_T 0x2803 #define GL_CLAMP_TO_EDGE 0x812F //< (OpenGL 1.2)
#define GL_MIRRORED_REPEAT 0x8370 //< (OpenGL 2.0)
#define GL_NO_ERROR 0 #define GL_TEXTURE_MAG_FILTER 0x2800
#define GL_INVALID_ENUM 0x0500 #define GL_TEXTURE_MIN_FILTER 0x2801
#define GL_INVALID_VALUE 0x0501
#define GL_INVALID_OPERATION 0x0502
#define GL_STACK_OVERFLOW 0x0503
#define GL_STACK_UNDERFLOW 0x0504
#define GL_OUT_OF_MEMORY 0x0505
#define GL_ALPHA 0x1906 #define GL_TEXTURE_WRAP_S 0x2802
#define GL_LUMINANCE 0x1909 #define GL_TEXTURE_WRAP_T 0x2803
#define GL_LUMINANCE_ALPHA 0x190A
#define GL_RGB 0x1907
#define GL_RGBA 0x1908
#define GL_BYTE 0x1400 #define GL_NO_ERROR 0
#define GL_UNSIGNED_BYTE 0x1401 #define GL_INVALID_ENUM 0x0500
#define GL_SHORT 0x1402 #define GL_INVALID_VALUE 0x0501
#define GL_UNSIGNED_SHORT 0x1403 #define GL_INVALID_OPERATION 0x0502
#define GL_INT 0x1404 #define GL_STACK_OVERFLOW 0x0503
#define GL_UNSIGNED_INT 0x1405 #define GL_STACK_UNDERFLOW 0x0504
#define GL_FLOAT 0x1406 #define GL_OUT_OF_MEMORY 0x0505
#define GL_ALPHA 0x1906
#define GL_LUMINANCE 0x1909
#define GL_LUMINANCE_ALPHA 0x190A
#define GL_RGB 0x1907
#define GL_RGBA 0x1908
#define GL_BYTE 0x1400
#define GL_UNSIGNED_BYTE 0x1401
#define GL_SHORT 0x1402
#define GL_UNSIGNED_SHORT 0x1403
#define GL_INT 0x1404
#define GL_UNSIGNED_INT 0x1405
#define GL_FLOAT 0x1406
/* === Not Implemented === */ /* === Not Implemented === */
@ -185,6 +218,24 @@ typedef enum {
SW_BLEND = GL_BLEND SW_BLEND = GL_BLEND
} SWstate; } SWstate;
typedef enum {
SW_VENDOR = GL_VENDOR,
SW_RENDERER = GL_RENDERER,
SW_VERSION = GL_VERSION,
SW_EXTENSIONS = GL_EXTENSIONS,
SW_COLOR_CLEAR_VALUE = GL_COLOR_CLEAR_VALUE,
SW_CURRENT_COLOR = GL_CURRENT_COLOR,
SW_CURRENT_NORMAL = GL_CURRENT_NORMAL,
SW_CURRENT_TEXTURE_COORDS = GL_CURRENT_TEXTURE_COORDS,
SW_MODELVIEW_MATRIX = GL_MODELVIEW_MATRIX,
SW_MODELVIEW_STACK_DEPTH = GL_MODELVIEW_STACK_DEPTH,
SW_PROJECTION_MATRIX = GL_PROJECTION_MATRIX,
SW_PROJECTION_STACK_DEPTH = GL_PROJECTION_STACK_DEPTH,
SW_TEXTURE_MATRIX = GL_TEXTURE_MATRIX,
SW_TEXTURE_STACK_DEPTH = GL_TEXTURE_STACK_DEPTH,
SW_VIEWPORT = GL_VIEWPORT
} SWget;
typedef enum { typedef enum {
SW_COLOR_BUFFER_BIT = GL_COLOR_BUFFER_BIT, SW_COLOR_BUFFER_BIT = GL_COLOR_BUFFER_BIT,
SW_DEPTH_BUFFER_BIT = GL_DEPTH_BUFFER_BIT SW_DEPTH_BUFFER_BIT = GL_DEPTH_BUFFER_BIT
@ -291,6 +342,9 @@ bool swResizeFramebuffer(int w, int h);
void swEnable(SWstate state); void swEnable(SWstate state);
void swDisable(SWstate state); void swDisable(SWstate state);
void swGetFloatv(SWget name, float* v);
const char* glGetString(SWget name);
void swViewport(int x, int y, int width, int height); void swViewport(int x, int y, int width, int height);
void swScissor(int x, int y, int width, int height); void swScissor(int x, int y, int width, int height);
@ -2824,6 +2878,94 @@ void swDisable(SWstate state)
} }
} }
void swGetIntegerv(SWget name, int* v)
{
switch (name) {
case SW_MODELVIEW_STACK_DEPTH:
*v = SW_MODELVIEW_STACK_DEPTH;
break;
case SW_PROJECTION_STACK_DEPTH:
*v = SW_PROJECTION_STACK_DEPTH;
break;
case SW_TEXTURE_STACK_DEPTH:
*v = SW_TEXTURE_STACK_DEPTH;
break;
default:
RLSW.errCode = SW_INVALID_ENUM;
break;
}
}
void swGetFloatv(SWget name, float* v)
{
switch (name) {
case SW_COLOR_CLEAR_VALUE:
v[0] = RLSW.clearColor[0];
v[1] = RLSW.clearColor[1];
v[2] = RLSW.clearColor[2];
v[3] = RLSW.clearColor[3];
break;
case SW_CURRENT_COLOR:
v[0] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].color[0];
v[1] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].color[1];
v[2] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].color[2];
v[3] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].color[3];
break;
case SW_CURRENT_NORMAL:
v[0] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].normal[0];
v[1] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].normal[1];
v[2] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].normal[2];
break;
case SW_CURRENT_TEXTURE_COORDS:
v[0] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].texcoord[0];
v[1] = RLSW.vertexBuffer[RLSW.vertexCounter - 1].texcoord[1];
break;
case SW_MODELVIEW_MATRIX:
for (int i = 0; i < 16; i++) {
v[i] = RLSW.stackModelview[RLSW.stackModelviewCounter - 1][i];
}
break;
case SW_PROJECTION_MATRIX:
for (int i = 0; i < 16; i++) {
v[i] = RLSW.stackProjection[RLSW.stackProjectionCounter - 1][i];
}
break;
case SW_TEXTURE_MATRIX:
for (int i = 0; i < 16; i++) {
v[i] = RLSW.stackTexture[RLSW.stackTextureCounter - 1][i];
}
break;
default:
RLSW.errCode = SW_INVALID_ENUM;
break;
}
}
const char* glGetString(SWget name)
{
const char* result = NULL;
switch (name) {
case SW_VENDOR:
result = "RLSW Header";
break;
case SW_RENDERER:
result = "RLSW Software Renderer";
break;
case SW_VERSION:
result = "RLSW 1.0";
break;
case SW_EXTENSIONS:
result = "None";
break;
default:
RLSW.errCode = SW_INVALID_ENUM;
break;
}
return result;
}
void swViewport(int x, int y, int width, int height) void swViewport(int x, int y, int width, int height)
{ {
if (x <= -width || y <= -height) { if (x <= -width || y <= -height) {