diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2000-11-28 00:07:51 +0000 |
---|---|---|
committer | Brian Paul <brian.paul@tungstengraphics.com> | 2000-11-28 00:07:51 +0000 |
commit | 45015e4d79d63183f6d9c4e4fad655921e07b0ab (patch) | |
tree | d467c862463f01c1ea0e27c12b6bf9a31d02cab5 /src | |
parent | 4304790e3ea6e8ba953fb53e4304777894358a93 (diff) |
Pass scale and bias values to _mesa_scale_and_bias_rgba().
Implemented post-convolution scale and bias operation.
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/main/image.c | 56 | ||||
-rw-r--r-- | src/mesa/main/mtypes.h | 16 | ||||
-rw-r--r-- | src/mesa/main/pixel.c | 32 | ||||
-rw-r--r-- | src/mesa/main/pixel.h | 9 | ||||
-rw-r--r-- | src/mesa/main/state.c | 15 | ||||
-rw-r--r-- | src/mesa/swrast/s_copypix.c | 26 |
6 files changed, 117 insertions, 37 deletions
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index 1c3203f63fe..f2003ccfbe0 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -1,4 +1,4 @@ -/* $Id: image.c,v 1.49 2000/11/22 07:32:17 joukj Exp $ */ +/* $Id: image.c,v 1.50 2000/11/28 00:07:51 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -818,7 +818,11 @@ _mesa_pack_float_rgba_span( GLcontext *ctx, /* scale & bias */ if (transferOps & IMAGE_SCALE_BIAS_BIT) { - _mesa_scale_and_bias_rgba( ctx, n, rgba ); + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.RedScale, ctx->Pixel.GreenScale, + ctx->Pixel.BlueScale, ctx->Pixel.AlphaScale, + ctx->Pixel.RedBias, ctx->Pixel.GreenBias, + ctx->Pixel.BlueBias, ctx->Pixel.AlphaBias); } /* color map lookup */ if (transferOps & IMAGE_MAP_COLOR_BIT) { @@ -832,6 +836,18 @@ _mesa_pack_float_rgba_span( GLcontext *ctx, if (transferOps & IMAGE_CONVOLUTION_BIT) { /* this has to be done in the calling code */ } + /* GL_POST_CONVOLUTION_RED/GREEN/BLUE/ALPHA_SCALE/BIAS */ + if (transferOps & IMAGE_POST_CONVOLUTION_SCALE_BIAS) { + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.PostConvolutionScale[RCOMP], + ctx->Pixel.PostConvolutionScale[GCOMP], + ctx->Pixel.PostConvolutionScale[BCOMP], + ctx->Pixel.PostConvolutionScale[ACOMP], + ctx->Pixel.PostConvolutionBias[RCOMP], + ctx->Pixel.PostConvolutionBias[GCOMP], + ctx->Pixel.PostConvolutionBias[BCOMP], + ctx->Pixel.PostConvolutionBias[ACOMP]); + } /* GL_POST_CONVOLUTION_COLOR_TABLE lookup */ if (transferOps & IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT) { _mesa_lookup_rgba(&ctx->PostConvolutionColorTable, n, rgba); @@ -2589,7 +2605,11 @@ _mesa_unpack_chan_color_span( GLcontext *ctx, /* scale and bias colors */ if (transferOps & IMAGE_SCALE_BIAS_BIT) { - _mesa_scale_and_bias_rgba(ctx, n, rgba); + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.RedScale, ctx->Pixel.GreenScale, + ctx->Pixel.BlueScale, ctx->Pixel.AlphaScale, + ctx->Pixel.RedBias, ctx->Pixel.GreenBias, + ctx->Pixel.BlueBias, ctx->Pixel.AlphaBias); } /* color map lookup */ if (transferOps & IMAGE_MAP_COLOR_BIT) { @@ -2606,6 +2626,18 @@ _mesa_unpack_chan_color_span( GLcontext *ctx, if (transferOps & IMAGE_CONVOLUTION_BIT) { /* this has to be done in the calling code */ } + /* GL_POST_CONVOLUTION_RED/GREEN/BLUE/ALPHA_SCALE/BIAS */ + if (transferOps & IMAGE_POST_CONVOLUTION_SCALE_BIAS) { + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.PostConvolutionScale[RCOMP], + ctx->Pixel.PostConvolutionScale[GCOMP], + ctx->Pixel.PostConvolutionScale[BCOMP], + ctx->Pixel.PostConvolutionScale[ACOMP], + ctx->Pixel.PostConvolutionBias[RCOMP], + ctx->Pixel.PostConvolutionBias[GCOMP], + ctx->Pixel.PostConvolutionBias[BCOMP], + ctx->Pixel.PostConvolutionBias[ACOMP]); + } /* GL_POST_CONVOLUTION_COLOR_TABLE lookup */ if (transferOps & IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT) { _mesa_lookup_rgba(&ctx->PostConvolutionColorTable, n, rgba); @@ -2847,7 +2879,11 @@ _mesa_unpack_float_color_span( GLcontext *ctx, /* scale and bias colors */ if (transferOps & IMAGE_SCALE_BIAS_BIT) { - _mesa_scale_and_bias_rgba(ctx, n, rgba); + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.RedScale, ctx->Pixel.GreenScale, + ctx->Pixel.BlueScale, ctx->Pixel.AlphaScale, + ctx->Pixel.RedBias, ctx->Pixel.GreenBias, + ctx->Pixel.BlueBias, ctx->Pixel.AlphaBias); } /* color map lookup */ if (transferOps & IMAGE_MAP_COLOR_BIT) { @@ -2864,6 +2900,18 @@ _mesa_unpack_float_color_span( GLcontext *ctx, if (transferOps & IMAGE_CONVOLUTION_BIT) { /* XXX to do */ } + /* GL_POST_CONVOLUTION_RED/GREEN/BLUE/ALPHA_SCALE/BIAS */ + if (transferOps & IMAGE_POST_CONVOLUTION_SCALE_BIAS) { + _mesa_scale_and_bias_rgba(ctx, n, rgba, + ctx->Pixel.PostConvolutionScale[RCOMP], + ctx->Pixel.PostConvolutionScale[GCOMP], + ctx->Pixel.PostConvolutionScale[BCOMP], + ctx->Pixel.PostConvolutionScale[ACOMP], + ctx->Pixel.PostConvolutionBias[RCOMP], + ctx->Pixel.PostConvolutionBias[GCOMP], + ctx->Pixel.PostConvolutionBias[BCOMP], + ctx->Pixel.PostConvolutionBias[ACOMP]); + } /* GL_POST_CONVOLUTION_COLOR_TABLE lookup */ if (transferOps & IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT) { _mesa_lookup_rgba(&ctx->PostConvolutionColorTable, n, rgba); diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 41c1000c1d2..ee1fecfb30e 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1,4 +1,4 @@ -/* $Id: mtypes.h,v 1.3 2000/11/27 18:22:13 brianp Exp $ */ +/* $Id: mtypes.h,v 1.4 2000/11/28 00:07:51 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -1235,11 +1235,12 @@ struct gl_extensions { #define IMAGE_MAP_COLOR_BIT 0x4 #define IMAGE_COLOR_TABLE_BIT 0x8 #define IMAGE_CONVOLUTION_BIT 0x10 -#define IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT 0x20 -#define IMAGE_COLOR_MATRIX_BIT 0x40 -#define IMAGE_POST_COLOR_MATRIX_COLOR_TABLE_BIT 0x80 -#define IMAGE_HISTOGRAM_BIT 0x100 -#define IMAGE_MIN_MAX_BIT 0x200 +#define IMAGE_POST_CONVOLUTION_SCALE_BIAS 0x20 +#define IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT 0x40 +#define IMAGE_COLOR_MATRIX_BIT 0x80 +#define IMAGE_POST_COLOR_MATRIX_COLOR_TABLE_BIT 0x100 +#define IMAGE_HISTOGRAM_BIT 0x200 +#define IMAGE_MIN_MAX_BIT 0x400 /* transfer ops up to convolution: */ #define IMAGE_PRE_CONVOLUTION_BITS (IMAGE_SCALE_BIAS_BIT | \ @@ -1248,7 +1249,8 @@ struct gl_extensions { IMAGE_COLOR_TABLE_BIT) /* transfer ops after convolution: */ -#define IMAGE_POST_CONVOLUTION_BITS (IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT | \ +#define IMAGE_POST_CONVOLUTION_BITS (IMAGE_POST_CONVOLUTION_SCALE_BIAS | \ + IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT | \ IMAGE_COLOR_MATRIX_BIT | \ IMAGE_POST_COLOR_MATRIX_COLOR_TABLE_BIT |\ IMAGE_HISTOGRAM_BIT | \ diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index 12097397fbc..efd89cadd42 100644 --- a/src/mesa/main/pixel.c +++ b/src/mesa/main/pixel.c @@ -1,4 +1,4 @@ -/* $Id: pixel.c,v 1.19 2000/11/22 07:32:17 joukj Exp $ */ +/* $Id: pixel.c,v 1.20 2000/11/28 00:07:51 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -653,38 +653,34 @@ _mesa_PixelTransferi( GLenum pname, GLint param ) * Apply scale and bias factors to an array of RGBA pixels. */ void -_mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]) +_mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4], + GLfloat rScale, GLfloat gScale, + GLfloat bScale, GLfloat aScale, + GLfloat rBias, GLfloat gBias, + GLfloat bBias, GLfloat aBias) { - if (ctx->Pixel.RedScale != 1.0 || ctx->Pixel.RedBias != 0.0) { - const GLfloat scale = ctx->Pixel.RedScale; - const GLfloat bias = ctx->Pixel.RedBias; + if (rScale != 1.0 || rBias != 0.0) { GLuint i; for (i = 0; i < n; i++) { - rgba[i][RCOMP] = rgba[i][RCOMP] * scale + bias; + rgba[i][RCOMP] = rgba[i][RCOMP] * rScale + rBias; } } - if (ctx->Pixel.GreenScale != 1.0 || ctx->Pixel.GreenBias != 0.0) { - const GLfloat scale = ctx->Pixel.GreenScale; - const GLfloat bias = ctx->Pixel.GreenBias; + if (gScale != 1.0 || gBias != 0.0) { GLuint i; for (i = 0; i < n; i++) { - rgba[i][GCOMP] = rgba[i][GCOMP] * scale + bias; + rgba[i][GCOMP] = rgba[i][GCOMP] * gScale + gBias; } } - if (ctx->Pixel.BlueScale != 1.0 || ctx->Pixel.BlueBias != 0.0) { - const GLfloat scale = ctx->Pixel.BlueScale; - const GLfloat bias = ctx->Pixel.BlueBias; + if (bScale != 1.0 || bBias != 0.0) { GLuint i; for (i = 0; i < n; i++) { - rgba[i][BCOMP] = rgba[i][BCOMP] * scale + bias; + rgba[i][BCOMP] = rgba[i][BCOMP] * bScale + bBias; } } - if (ctx->Pixel.AlphaScale != 1.0 || ctx->Pixel.AlphaBias != 0.0) { - const GLfloat scale = ctx->Pixel.AlphaScale; - const GLfloat bias = ctx->Pixel.AlphaBias; + if (aScale != 1.0 || aBias != 0.0) { GLuint i; for (i = 0; i < n; i++) { - rgba[i][ACOMP] = rgba[i][ACOMP] * scale + bias; + rgba[i][ACOMP] = rgba[i][ACOMP] * aScale + aBias; } } } diff --git a/src/mesa/main/pixel.h b/src/mesa/main/pixel.h index 2ff5a4ac6b3..db6dd78ffdb 100644 --- a/src/mesa/main/pixel.h +++ b/src/mesa/main/pixel.h @@ -1,4 +1,4 @@ -/* $Id: pixel.h,v 1.7 2000/11/22 07:32:17 joukj Exp $ */ +/* $Id: pixel.h,v 1.8 2000/11/28 00:07:51 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -77,8 +77,11 @@ _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ); */ extern void -_mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); - +_mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4], + GLfloat rScale, GLfloat gScale, + GLfloat bScale, GLfloat aScale, + GLfloat rBias, GLfloat gBias, + GLfloat bBias, GLfloat aBias); extern void _mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c index 0dbf48163d9..5c4dda99e8d 100644 --- a/src/mesa/main/state.c +++ b/src/mesa/main/state.c @@ -1,4 +1,4 @@ -/* $Id: state.c,v 1.49 2000/11/27 18:22:13 brianp Exp $ */ +/* $Id: state.c,v 1.50 2000/11/28 00:07:51 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -676,8 +676,19 @@ update_image_transfer_state(GLcontext *ctx) if (ctx->Pixel.Convolution1DEnabled || ctx->Pixel.Convolution2DEnabled || - ctx->Pixel.Separable2DEnabled) + ctx->Pixel.Separable2DEnabled) { mask |= IMAGE_CONVOLUTION_BIT; + if (ctx->Pixel.PostConvolutionScale[0] != 1.0F || + ctx->Pixel.PostConvolutionScale[1] != 1.0F || + ctx->Pixel.PostConvolutionScale[2] != 1.0F || + ctx->Pixel.PostConvolutionScale[3] != 1.0F || + ctx->Pixel.PostConvolutionBias[0] != 0.0F || + ctx->Pixel.PostConvolutionBias[1] != 0.0F || + ctx->Pixel.PostConvolutionBias[2] != 0.0F || + ctx->Pixel.PostConvolutionBias[3] != 0.0F) { + mask |= IMAGE_POST_CONVOLUTION_SCALE_BIAS; + } + } if (ctx->Pixel.PostConvolutionColorTableEnabled) mask |= IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT; diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c index 03887a9e14c..96172e02712 100644 --- a/src/mesa/swrast/s_copypix.c +++ b/src/mesa/swrast/s_copypix.c @@ -1,4 +1,4 @@ -/* $Id: s_copypix.c,v 1.4 2000/11/10 18:29:18 brianp Exp $ */ +/* $Id: s_copypix.c,v 1.5 2000/11/28 00:07:52 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -167,7 +167,11 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, /* scale & bias */ if (transferOps & IMAGE_SCALE_BIAS_BIT) { - _mesa_scale_and_bias_rgba(ctx, width, rgba); + _mesa_scale_and_bias_rgba(ctx, width, rgba, + ctx->Pixel.RedScale, ctx->Pixel.GreenScale, + ctx->Pixel.BlueScale, ctx->Pixel.AlphaScale, + ctx->Pixel.RedBias, ctx->Pixel.GreenBias, + ctx->Pixel.BlueBias, ctx->Pixel.AlphaBias); } /* color map lookup */ if (transferOps & IMAGE_MAP_COLOR_BIT) { @@ -415,7 +419,11 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, } /* scale & bias */ if (transferOps & IMAGE_SCALE_BIAS_BIT) { - _mesa_scale_and_bias_rgba(ctx, width, rgbaFloat); + _mesa_scale_and_bias_rgba(ctx, width, rgbaFloat, + ctx->Pixel.RedScale, ctx->Pixel.GreenScale, + ctx->Pixel.BlueScale, ctx->Pixel.AlphaScale, + ctx->Pixel.RedBias, ctx->Pixel.GreenBias, + ctx->Pixel.BlueBias, ctx->Pixel.AlphaBias); } /* color map lookup */ if (transferOps & IMAGE_MAP_COLOR_BIT) { @@ -429,6 +437,18 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, if (transferOps & IMAGE_CONVOLUTION_BIT) { /* XXX to do */ } + /* GL_POST_CONVOLUTION_RED/GREEN/BLUE/ALPHA_SCALE/BIAS */ + if (transferOps & IMAGE_POST_CONVOLUTION_SCALE_BIAS) { + _mesa_scale_and_bias_rgba(ctx, width, rgba, + ctx->Pixel.PostConvolutionScale[RCOMP], + ctx->Pixel.PostConvolutionScale[GCOMP], + ctx->Pixel.PostConvolutionScale[BCOMP], + ctx->Pixel.PostConvolutionScale[ACOMP], + ctx->Pixel.PostConvolutionBias[RCOMP], + ctx->Pixel.PostConvolutionBias[GCOMP], + ctx->Pixel.PostConvolutionBias[BCOMP], + ctx->Pixel.PostConvolutionBias[ACOMP]); + } /* GL_POST_CONVOLUTION_COLOR_TABLE lookup */ if (transferOps & IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT) { _mesa_lookup_rgba(&ctx->PostConvolutionColorTable, width, rgbaFloat); |