diff options
Diffstat (limited to 'mesalib/src/mesa/shader/prog_statevars.c')
| -rw-r--r-- | mesalib/src/mesa/shader/prog_statevars.c | 83 |
1 files changed, 75 insertions, 8 deletions
diff --git a/mesalib/src/mesa/shader/prog_statevars.c b/mesalib/src/mesa/shader/prog_statevars.c index 058d4bbaf..ead3ece95 100644 --- a/mesalib/src/mesa/shader/prog_statevars.c +++ b/mesalib/src/mesa/shader/prog_statevars.c @@ -31,7 +31,6 @@ #include "main/glheader.h" #include "main/context.h" -#include "main/hash.h" #include "main/imports.h" #include "main/macros.h" #include "main/mtypes.h" @@ -303,9 +302,11 @@ _mesa_fetch_state(GLcontext *ctx, const gl_state_index state[], matrix = &ctx->_ModelProjectMatrix; } else if (mat == STATE_TEXTURE_MATRIX) { + ASSERT(index < Elements(ctx->TextureMatrixStack)); matrix = ctx->TextureMatrixStack[index].Top; } else if (mat == STATE_PROGRAM_MATRIX) { + ASSERT(index < Elements(ctx->ProgramMatrixStack)); matrix = ctx->ProgramMatrixStack[index].Top; } else if (mat == STATE_COLOR_MATRIX) { @@ -444,6 +445,61 @@ _mesa_fetch_state(GLcontext *ctx, const gl_state_index state[], value[3] = (GLfloat)(ctx->Fog.Density * ONE_DIV_SQRT_LN2); return; + case STATE_POINT_SIZE_CLAMPED: + { + /* this includes implementation dependent limits, to avoid + * another potentially necessary clamp. + * Note: for sprites, point smooth (point AA) is ignored + * and we'll clamp to MinPointSizeAA and MaxPointSize, because we + * expect drivers will want to say their minimum for AA size is 0.0 + * but for non-AA it's 1.0 (because normal points with size below 1.0 + * need to get rounded up to 1.0, hence never disappear). GL does + * not specify max clamp size for sprites, other than it needs to be + * at least as large as max AA size, hence use non-AA size there. + */ + GLfloat minImplSize; + GLfloat maxImplSize; + if (ctx->Point.PointSprite) { + minImplSize = ctx->Const.MinPointSizeAA; + maxImplSize = ctx->Const.MaxPointSize; + } + else if (ctx->Point.SmoothFlag || ctx->Multisample._Enabled) { + minImplSize = ctx->Const.MinPointSizeAA; + maxImplSize = ctx->Const.MaxPointSizeAA; + } + else { + minImplSize = ctx->Const.MinPointSize; + maxImplSize = ctx->Const.MaxPointSize; + } + value[0] = ctx->Point.Size; + value[1] = ctx->Point.MinSize >= minImplSize ? ctx->Point.MinSize : minImplSize; + value[2] = ctx->Point.MaxSize <= maxImplSize ? ctx->Point.MaxSize : maxImplSize; + value[3] = ctx->Point.Threshold; + } + return; + case STATE_POINT_SIZE_IMPL_CLAMP: + { + /* for implementation clamp only in vs */ + GLfloat minImplSize; + GLfloat maxImplSize; + if (ctx->Point.PointSprite) { + minImplSize = ctx->Const.MinPointSizeAA; + maxImplSize = ctx->Const.MaxPointSize; + } + else if (ctx->Point.SmoothFlag || ctx->Multisample._Enabled) { + minImplSize = ctx->Const.MinPointSizeAA; + maxImplSize = ctx->Const.MaxPointSizeAA; + } + else { + minImplSize = ctx->Const.MinPointSize; + maxImplSize = ctx->Const.MaxPointSize; + } + value[0] = ctx->Point.Size; + value[1] = minImplSize; + value[2] = maxImplSize; + value[3] = ctx->Point.Threshold; + } + return; case STATE_LIGHT_SPOT_DIR_NORMALIZED: { /* here, state[2] is the light number */ @@ -639,6 +695,9 @@ _mesa_program_state_flags(const gl_state_index state[STATE_LENGTH]) return _NEW_TEXTURE; case STATE_FOG_PARAMS_OPTIMIZED: return _NEW_FOG; + case STATE_POINT_SIZE_CLAMPED: + case STATE_POINT_SIZE_IMPL_CLAMP: + return _NEW_POINT | _NEW_MULTISAMPLE; case STATE_LIGHT_SPOT_DIR_NORMALIZED: case STATE_LIGHT_POSITION: case STATE_LIGHT_POSITION_NORMALIZED: @@ -830,6 +889,12 @@ append_token(char *dst, gl_state_index k) case STATE_FOG_PARAMS_OPTIMIZED: append(dst, "fogParamsOptimized"); break; + case STATE_POINT_SIZE_CLAMPED: + append(dst, "pointSizeClamped"); + break; + case STATE_POINT_SIZE_IMPL_CLAMP: + append(dst, "pointSizeImplClamp"); + break; case STATE_LIGHT_SPOT_DIR_NORMALIZED: append(dst, "lightSpotDirNormalized"); break; @@ -885,14 +950,14 @@ static void append_index(char *dst, GLint index) { char s[20]; - _mesa_sprintf(s, "[%d]", index); + sprintf(s, "[%d]", index); append(dst, s); } /** * Make a string from the given state vector. * For example, return "state.matrix.texture[2].inverse". - * Use _mesa_free() to deallocate the string. + * Use free() to deallocate the string. */ char * _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) @@ -964,9 +1029,9 @@ _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) if (modifier) append_token(str, modifier); if (firstRow == lastRow) - _mesa_sprintf(tmp, ".row[%d]", firstRow); + sprintf(tmp, ".row[%d]", firstRow); else - _mesa_sprintf(tmp, ".row[%d..%d]", firstRow, lastRow); + sprintf(tmp, ".row[%d..%d]", firstRow, lastRow); append(str, tmp); } break; @@ -1052,7 +1117,7 @@ static void load_transpose_matrix(GLfloat registers[][4], GLuint pos, const GLfloat mat[16]) { - MEMCPY(registers[pos], mat, 16 * sizeof(GLfloat)); + memcpy(registers[pos], mat, 16 * sizeof(GLfloat)); } @@ -1076,7 +1141,9 @@ _mesa_load_tracked_matrices(GLcontext *ctx) mat = ctx->ProjectionMatrixStack.Top; } else if (ctx->VertexProgram.TrackMatrix[i] == GL_TEXTURE) { - mat = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top; + GLuint unit = MIN2(ctx->Texture.CurrentUnit, + Elements(ctx->TextureMatrixStack) - 1); + mat = ctx->TextureMatrixStack[unit].Top; } else if (ctx->VertexProgram.TrackMatrix[i] == GL_COLOR) { mat = ctx->ColorMatrixStack.Top; @@ -1088,7 +1155,7 @@ _mesa_load_tracked_matrices(GLcontext *ctx) else if (ctx->VertexProgram.TrackMatrix[i] >= GL_MATRIX0_NV && ctx->VertexProgram.TrackMatrix[i] <= GL_MATRIX7_NV) { GLuint n = ctx->VertexProgram.TrackMatrix[i] - GL_MATRIX0_NV; - ASSERT(n < MAX_PROGRAM_MATRICES); + ASSERT(n < Elements(ctx->ProgramMatrixStack)); mat = ctx->ProgramMatrixStack[n].Top; } else { |