OpenHarmony/third_party_mesa3d
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Basic work to support deep color channels:

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Replace GLubyte with GLchan
  Replace 255 with CHAN_MAX
This commit is contained in:
Brian Paul
2000-10-28 18:34:48 +00:00
parent a897b335be
commit ba643a2094
24 changed files with 266 additions and 242 deletions
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16
src/mesa/main/teximage.c
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@@ -1,4 +1,4 @@
/* $Id: teximage.c,v 1.52 2000/10/16 23:43:12 brianp Exp $ */
/* $Id: teximage.c,v 1.53 2000/10/28 18:34:48 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -988,7 +988,7 @@ make_null_texture( struct gl_texture_image *texImage )
GLint srcRow = 7 - i % 8;
for (j = 0; j < texImage->Width; j++) {
GLint srcCol = j % 32;
GLint texel = (message[srcRow][srcCol]=='X') ? 255 : 70;
GLint texel = (message[srcRow][srcCol]=='X') ? CHAN_MAX : 70;
for (k=0;k<components;k++) {
*imgPtr++ = (GLubyte) texel;
}
@@ -2321,9 +2321,9 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
case GL_ALPHA:
src = texImage->Data + row * width * sizeof(GLubyte);
for (i = 0; i < width; i++) {
rgba[i][RCOMP] = 255;
rgba[i][GCOMP] = 255;
rgba[i][BCOMP] = 255;
rgba[i][RCOMP] = CHAN_MAX;
rgba[i][GCOMP] = CHAN_MAX;
rgba[i][BCOMP] = CHAN_MAX;
rgba[i][ACOMP] = src[i];
}
break;
@@ -2333,7 +2333,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
rgba[i][RCOMP] = src[i];
rgba[i][GCOMP] = src[i];
rgba[i][BCOMP] = src[i];
rgba[i][ACOMP] = 255;
rgba[i][ACOMP] = CHAN_MAX;
}
break;
case GL_LUMINANCE_ALPHA:
@@ -2351,7 +2351,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
rgba[i][RCOMP] = src[i];
rgba[i][GCOMP] = src[i];
rgba[i][BCOMP] = src[i];
rgba[i][ACOMP] = 255;
rgba[i][ACOMP] = CHAN_MAX;
}
break;
case GL_RGB:
@@ -2360,7 +2360,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
rgba[i][RCOMP] = src[i*3+0];
rgba[i][GCOMP] = src[i*3+1];
rgba[i][BCOMP] = src[i*3+2];
rgba[i][ACOMP] = 255;
rgba[i][ACOMP] = CHAN_MAX;
}
break;
case GL_COLOR_INDEX: