C++ COPY_4V函数代码示例

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本文整理汇总了C++中COPY_4V函数的典型用法代码示例。如果您正苦于以下问题：C++ COPY_4V函数的具体用法？C++ COPY_4V怎么用？C++ COPY_4V使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了COPY_4V函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: _mesa_GetTexGenfv

void GLAPIENTRY
_mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params )
{
   struct gl_texture_unit *texUnit;
   struct gl_texgen *texgen;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGenfv(current unit)");
      return;
   }

   texUnit = _mesa_get_current_tex_unit(ctx);

   texgen = get_texgen(texUnit, coord);
   if (!texgen) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexGenfv(coord)");
      return;
   }

   switch (pname) {
   case GL_TEXTURE_GEN_MODE:
      params[0] = ENUM_TO_FLOAT(texgen->Mode);
      break;
   case GL_OBJECT_PLANE:
      COPY_4V(params, texgen->ObjectPlane);
      break;
   case GL_EYE_PLANE:
      COPY_4V(params, texgen->EyePlane);
      break;
   default:
      _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
   }
}

开发者ID:ChillyWillyGuru，项目名称:RSXGL，代码行数:35，代码来源:texgen.c

示例2: handle_pass_op

static void
handle_pass_op(struct atifs_machine *machine, struct atifs_instruction *inst,
	       const struct sw_span *span, GLuint column)
{
   GLuint idx = inst->DstReg[0].Index - GL_REG_0_ATI;
   GLuint swizzle = inst->DstReg[0].Swizzle;
   GLuint pass_tex = inst->SrcReg[0][0].Index;

   /* if we get here after passing pass one then we are starting pass two - backup the registers */
   if (machine->pass == 1) {
      finish_pass(machine);
      machine->pass = 2;
   }
   if (pass_tex >= GL_TEXTURE0_ARB && pass_tex <= GL_TEXTURE7_ARB) {
      pass_tex -= GL_TEXTURE0_ARB;
      COPY_4V(machine->Registers[idx],
	      span->array->texcoords[pass_tex][column]);
   }
   else if (pass_tex >= GL_REG_0_ATI && pass_tex <= GL_REG_5_ATI
	    && machine->pass == 2) {
      pass_tex -= GL_REG_0_ATI;
      COPY_4V(machine->Registers[idx], machine->PrevPassRegisters[pass_tex]);
   }
   apply_swizzle(machine, idx, swizzle);

}

开发者ID:Ionic，项目名称:nx-libs，代码行数:26，代码来源:s_atifragshader.c

示例3: _mesa_GetProgramEnvParameterfvARB

void GLAPIENTRY
_mesa_GetProgramEnvParameterfvARB(GLenum target, GLuint index, 
                                  GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);

   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (target == GL_FRAGMENT_PROGRAM_ARB
       && ctx->Extensions.ARB_fragment_program) {
      if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
         _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)");
         return;
      }
      COPY_4V(params, ctx->FragmentProgram.Parameters[index]);
   }
   else if (target == GL_VERTEX_PROGRAM_ARB
       && ctx->Extensions.ARB_vertex_program) {
      if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
         _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)");
         return;
      }
      COPY_4V(params, ctx->VertexProgram.Parameters[index]);
   }
   else {
      _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramEnvParameter(target)");
      return;
   }
}

开发者ID:MttDs，项目名称:new-rexeno-tindpe，代码行数:29，代码来源:arbprogram.c

示例4: _mesa_GetConvolutionParameterfv

void
_mesa_GetConvolutionParameterfv(GLenum target, GLenum pname, GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   const struct gl_convolution_attrib *conv;
   GLuint c;
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   switch (target) {
      case GL_CONVOLUTION_1D:
         c = 0;
         conv = &ctx->Convolution1D;
         break;
      case GL_CONVOLUTION_2D:
         c = 1;
         conv = &ctx->Convolution2D;
         break;
      case GL_SEPARABLE_2D:
         c = 2;
         conv = &ctx->Separable2D;
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(target)");
         return;
   }

   switch (pname) {
      case GL_CONVOLUTION_BORDER_COLOR:
         COPY_4V(params, ctx->Pixel.ConvolutionBorderColor[c]);
         break;
      case GL_CONVOLUTION_BORDER_MODE:
         *params = (GLfloat) ctx->Pixel.ConvolutionBorderMode[c];
         break;
      case GL_CONVOLUTION_FILTER_SCALE:
         COPY_4V(params, ctx->Pixel.ConvolutionFilterScale[c]);
         break;
      case GL_CONVOLUTION_FILTER_BIAS:
         COPY_4V(params, ctx->Pixel.ConvolutionFilterBias[c]);
         break;
      case GL_CONVOLUTION_FORMAT:
         *params = (GLfloat) conv->Format;
         break;
      case GL_CONVOLUTION_WIDTH:
         *params = (GLfloat) conv->Width;
         break;
      case GL_CONVOLUTION_HEIGHT:
         *params = (GLfloat) conv->Height;
         break;
      case GL_MAX_CONVOLUTION_WIDTH:
         *params = (GLfloat) ctx->Const.MaxConvolutionWidth;
         break;
      case GL_MAX_CONVOLUTION_HEIGHT:
         *params = (GLfloat) ctx->Const.MaxConvolutionHeight;
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(pname)");
         return;
   }
}

开发者ID:DavidGriffith，项目名称:finx，代码行数:59，代码来源:convolve.c

示例5: run_program

/**
 * Run fragment program on the pixels in span from 'start' to 'end' - 1.
 */
static void
run_program(struct gl_context *ctx, SWspan *span, GLuint start, GLuint end)
{
   SWcontext *swrast = SWRAST_CONTEXT(ctx);
   const struct gl_fragment_program *program = ctx->FragmentProgram._Current;
   const GLbitfield64 outputsWritten = program->Base.OutputsWritten;
   struct gl_program_machine *machine = &swrast->FragProgMachine;
   GLuint i;

   for (i = start; i < end; i++) {
      if (span->array->mask[i]) {
         init_machine(ctx, machine, program, span, i);

         if (_mesa_execute_program(ctx, &program->Base, machine)) {

            /* Store result color */
	    if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR)) {
               COPY_4V(span->array->attribs[FRAG_ATTRIB_COL0][i],
                       machine->Outputs[FRAG_RESULT_COLOR]);
            }
            else {
               /* Multiple drawbuffers / render targets
                * Note that colors beyond 0 and 1 will overwrite other
                * attributes, such as FOGC, TEX0, TEX1, etc.  That's OK.
                */
               GLuint buf;
               for (buf = 0; buf < ctx->DrawBuffer->_NumColorDrawBuffers; buf++) {
                  if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DATA0 + buf)) {
                     COPY_4V(span->array->attribs[FRAG_ATTRIB_COL0 + buf][i],
                             machine->Outputs[FRAG_RESULT_DATA0 + buf]);
                  }
               }
            }

            /* Store result depth/z */
            if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) {
               const GLfloat depth = machine->Outputs[FRAG_RESULT_DEPTH][2];
               if (depth <= 0.0)
                  span->array->z[i] = 0;
               else if (depth >= 1.0)
                  span->array->z[i] = ctx->DrawBuffer->_DepthMax;
               else
                  span->array->z[i] =
                     (GLuint) (depth * ctx->DrawBuffer->_DepthMaxF + 0.5F);
            }
         }
         else {
            /* killed fragment */
            span->array->mask[i] = GL_FALSE;
            span->writeAll = GL_FALSE;
         }
      }
   }
}

开发者ID:venkatarajasekhar，项目名称:Qt，代码行数:57，代码来源:s_fragprog.c

示例6: _mesa_ConvolutionParameterfv

void
_mesa_ConvolutionParameterfv(GLenum target, GLenum pname, const GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   struct gl_convolution_attrib *conv;
   GLuint c;
   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);

   switch (target) {
      case GL_CONVOLUTION_1D:
         c = 0;
         conv = &ctx->Convolution1D;
         break;
      case GL_CONVOLUTION_2D:
         c = 1;
         conv = &ctx->Convolution2D;
         break;
      case GL_SEPARABLE_2D:
         c = 2;
         conv = &ctx->Separable2D;
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(target)");
         return;
   }

   switch (pname) {
      case GL_CONVOLUTION_BORDER_COLOR:
         COPY_4V(ctx->Pixel.ConvolutionBorderColor[c], params);
         break;
      case GL_CONVOLUTION_BORDER_MODE:
         if (params[0] == (GLfloat) GL_REDUCE ||
             params[0] == (GLfloat) GL_CONSTANT_BORDER ||
             params[0] == (GLfloat) GL_REPLICATE_BORDER) {
            ctx->Pixel.ConvolutionBorderMode[c] = (GLenum) params[0];
         }
         else {
            _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(params)");
            return;
         }
         break;
      case GL_CONVOLUTION_FILTER_SCALE:
         COPY_4V(ctx->Pixel.ConvolutionFilterScale[c], params);
         break;
      case GL_CONVOLUTION_FILTER_BIAS:
         COPY_4V(ctx->Pixel.ConvolutionFilterBias[c], params);
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(pname)");
         return;
   }

   ctx->NewState |= _NEW_PIXEL;
}

开发者ID:DavidGriffith，项目名称:finx，代码行数:54，代码来源:convolve.c

示例7: _mesa_GetLightfv

void
_mesa_GetLightfv( GLenum light, GLenum pname, GLfloat *params )
{
   GET_CURRENT_CONTEXT(ctx);
   GLint l = (GLint) (light - GL_LIGHT0);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (l < 0 || l >= (GLint) ctx->Const.MaxLights) {
      _mesa_error( ctx, GL_INVALID_ENUM, "glGetLightfv" );
      return;
   }

   switch (pname) {
      case GL_AMBIENT:
         COPY_4V( params, ctx->Light.Light[l].Ambient );
         break;
      case GL_DIFFUSE:
         COPY_4V( params, ctx->Light.Light[l].Diffuse );
         break;
      case GL_SPECULAR:
         COPY_4V( params, ctx->Light.Light[l].Specular );
         break;
      case GL_POSITION:
         COPY_4V( params, ctx->Light.Light[l].EyePosition );
         break;
      case GL_SPOT_DIRECTION:
         COPY_3V( params, ctx->Light.Light[l].EyeDirection );
         break;
      case GL_SPOT_EXPONENT:
         params[0] = ctx->Light.Light[l].SpotExponent;
         break;
      case GL_SPOT_CUTOFF:
         params[0] = ctx->Light.Light[l].SpotCutoff;
         break;
      case GL_CONSTANT_ATTENUATION:
         params[0] = ctx->Light.Light[l].ConstantAttenuation;
         break;
      case GL_LINEAR_ATTENUATION:
         params[0] = ctx->Light.Light[l].LinearAttenuation;
         break;
      case GL_QUADRATIC_ATTENUATION:
         params[0] = ctx->Light.Light[l].QuadraticAttenuation;
         break;
      default:
         _mesa_error( ctx, GL_INVALID_ENUM, "glGetLightfv" );
         break;
   }
}

开发者ID:DavidGriffith，项目名称:finx，代码行数:48，代码来源:light.c

示例8: _mesa_ExecuteProgramNV

/**
 * Execute a vertex state program.
 * \note Called from the GL API dispatcher.
 */
void GLAPIENTRY
_mesa_ExecuteProgramNV(GLenum target, GLuint id, const GLfloat *params)
{
   struct vertex_program *vprog;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (target != GL_VERTEX_STATE_PROGRAM_NV) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glExecuteProgramNV");
      return;
   }

   FLUSH_VERTICES(ctx, _NEW_PROGRAM);

   vprog = (struct vertex_program *)
      _mesa_HashLookup(ctx->Shared->Programs, id);

   if (!vprog || vprog->Base.Target != GL_VERTEX_STATE_PROGRAM_NV) {
      _mesa_error(ctx, GL_INVALID_OPERATION, "glExecuteProgramNV");
      return;
   }
   
   _mesa_init_vp_per_vertex_registers(ctx);
   _mesa_init_vp_per_primitive_registers(ctx);
   COPY_4V(ctx->VertexProgram.Inputs[VERT_ATTRIB_POS], params);
   _mesa_exec_vertex_program(ctx, vprog);
}

开发者ID:Magister，项目名称:x11rdp_xorg71，代码行数:31，代码来源:nvprogram.c

示例9: feedback_vertex

static void feedback_vertex( GLcontext *ctx,
                             const SWvertex *v, const SWvertex *pv )
{
    const GLuint texUnit = 0;  /* See section 5.3 of 1.2.1 spec */
    GLfloat win[4];
    GLfloat color[4];
    GLfloat tc[4];

    win[0] = v->win[0];
    win[1] = v->win[1];
    win[2] = v->win[2] / ctx->DepthMaxF;
    win[3] = 1.0F / v->win[3];

    color[0] = CHAN_TO_FLOAT(pv->color[0]);
    color[1] = CHAN_TO_FLOAT(pv->color[1]);
    color[2] = CHAN_TO_FLOAT(pv->color[2]);
    color[3] = CHAN_TO_FLOAT(pv->color[3]);

    if (v->texcoord[texUnit][3] != 1.0 &&
            v->texcoord[texUnit][3] != 0.0) {
        GLfloat invq = 1.0F / v->texcoord[texUnit][3];
        tc[0] = v->texcoord[texUnit][0] * invq;
        tc[1] = v->texcoord[texUnit][1] * invq;
        tc[2] = v->texcoord[texUnit][2] * invq;
        tc[3] = v->texcoord[texUnit][3];
    }
    else {
        COPY_4V(tc, v->texcoord[texUnit]);
    }

    _mesa_feedback_vertex( ctx, win, color, (GLfloat) v->index, tc );
}

开发者ID:BackupTheBerlios，项目名称:dri-ex-svn，代码行数:32，代码来源:s_feedback.c

示例10: SVGA3D_vgpu10_ClearRenderTargetView

enum pipe_error
SVGA3D_vgpu10_ClearRenderTargetView(struct svga_winsys_context *swc,
                                    struct pipe_surface *color_surf,
                                    const float *rgba)
{
   SVGA3dCmdDXClearRenderTargetView *cmd;
   struct svga_surface *ss = svga_surface(color_surf);

   cmd = SVGA3D_FIFOReserve(swc,
                            SVGA_3D_CMD_DX_CLEAR_RENDERTARGET_VIEW,
                            sizeof(SVGA3dCmdDXClearRenderTargetView),
                            1); /* one relocation */
   if (!cmd)
      return PIPE_ERROR_OUT_OF_MEMORY;


   /* NOTE: The following is pretty tricky.  We need to emit a view/surface
    * relocation and we have to provide a pointer to an ID which lies in
    * the bounds of the command space which we just allocated.  However,
    * we then need to overwrite it with the original RenderTargetViewId.
    */
   view_relocation(swc, color_surf, &cmd->renderTargetViewId,
                   SVGA_RELOC_WRITE);
   cmd->renderTargetViewId = ss->view_id;

   COPY_4V(cmd->rgba.value, rgba);

   swc->commit(swc);
   return PIPE_OK;
}

开发者ID:ChristophHaag，项目名称:mesa-mesa，代码行数:30，代码来源:svga_cmd_vgpu10.c

示例11: _mesa_GetVertexAttribdvNV

/**
 * Get a vertex (or vertex array) attribute.
 * \note Not compiled into display lists.
 * \note Called from the GL API dispatcher.
 */
void _mesa_GetVertexAttribdvNV(GLuint index, GLenum pname, GLdouble *params)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (index == 0 || index >= VP_NUM_INPUT_REGS) {
      _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
      return;
   }

   switch (pname) {
      case GL_ATTRIB_ARRAY_SIZE_NV:
         params[0] = ctx->Array.VertexAttrib[index].Size;
         break;
      case GL_ATTRIB_ARRAY_STRIDE_NV:
         params[0] = ctx->Array.VertexAttrib[index].Stride;
         break;
      case GL_ATTRIB_ARRAY_TYPE_NV:
         params[0] = ctx->Array.VertexAttrib[index].Type;
         break;
      case GL_CURRENT_ATTRIB_NV:
         FLUSH_CURRENT(ctx, 0);
         COPY_4V(params, ctx->Current.Attrib[index]);
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
         return;
   }
}

开发者ID:aosm，项目名称:X11，代码行数:34，代码来源:vpstate.c

示例12: add_parameter

/**
 * Helper function used by the functions below.
 */
static GLint
add_parameter(struct program_parameter_list *paramList,
              const char *name, const GLfloat values[4],
              enum parameter_type type)
{
   const GLuint n = paramList->NumParameters;

   paramList->Parameters = (struct program_parameter *)
      _mesa_realloc(paramList->Parameters,
                    n * sizeof(struct program_parameter),
                    (n + 1) * sizeof(struct program_parameter));
   if (!paramList->Parameters) {
      /* out of memory */
      paramList->NumParameters = 0;
      return -1;
   }
   else {
      paramList->NumParameters = n + 1;
      paramList->Parameters[n].Name = _mesa_strdup(name);
      paramList->Parameters[n].Type = type;
      if (values)
         COPY_4V(paramList->Parameters[n].Values, values);
      return (GLint) n;
   }
}

开发者ID:basecq，项目名称:q2dos，代码行数:28，代码来源:program.c

示例13: Parse_ScalarConstant

/**
 * Parse a floating point constant, or a defined symbol name.
 * [+/-]N[.N[eN]]
 * Output:  number[0 .. 3] will get the value.
 */
static GLboolean
Parse_ScalarConstant(struct parse_state *parseState, GLfloat *number)
{
   char *end = NULL;

   *number = (GLfloat) _mesa_strtof((const char *) parseState->pos, &end);

   if (end && end > (char *) parseState->pos) {
      /* got a number */
      parseState->pos = (GLubyte *) end;
      number[1] = *number;
      number[2] = *number;
      number[3] = *number;
      return GL_TRUE;
   }
   else {
      /* should be an identifier */
      GLubyte ident[100];
      const GLfloat *constant;
      if (!Parse_Identifier(parseState, ident))
         RETURN_ERROR1("Expected an identifier");
      constant = _mesa_lookup_parameter_value(parseState->parameters,
                                              -1, (const char *) ident);
      /* XXX Check that it's a constant and not a parameter */
      if (!constant) {
         RETURN_ERROR1("Undefined symbol");
      }
      else {
         COPY_4V(number, constant);
         return GL_TRUE;
      }
   }
}

开发者ID:GunioRobot，项目名称:mesa-7.10.2-PS3，代码行数:38，代码来源:nvfragparse.c

示例14: _mesa_GetTexParameterIuiv

/** New in GL 3.0 */
void GLAPIENTRY
_mesa_GetTexParameterIuiv(GLenum target, GLenum pname, GLuint *params)
{
   struct gl_texture_object *texObj;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   texObj = get_texobj(ctx, target, GL_TRUE);
   if (!texObj)
      return;
   
   switch (pname) {
   case GL_TEXTURE_BORDER_COLOR:
      COPY_4V(params, texObj->Sampler.BorderColor.i);
      break;
   default:
      {
         GLint ip[4];
         _mesa_GetTexParameteriv(target, pname, ip);
         params[0] = ip[0];
         if (pname == GL_TEXTURE_SWIZZLE_RGBA_EXT || 
             pname == GL_TEXTURE_CROP_RECT_OES) {
            params[1] = ip[1];
            params[2] = ip[2];
            params[3] = ip[3];
         }
      }
   }
}

开发者ID:darkvaderXD2014，项目名称:reactos，代码行数:30，代码来源:texparam.c

示例15: _mesa_GetVertexAttribfvNV

/**
 * Get a vertex (or vertex array) attribute.
 * \note Not compiled into display lists.
 * \note Called from the GL API dispatcher.
 */
void GLAPIENTRY
_mesa_GetVertexAttribfvNV(GLuint index, GLenum pname, GLfloat *params)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
      _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
      return;
   }

   switch (pname) {
      case GL_ATTRIB_ARRAY_SIZE_NV:
         params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Size;
         break;
      case GL_ATTRIB_ARRAY_STRIDE_NV:
         params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Stride;
         break;
      case GL_ATTRIB_ARRAY_TYPE_NV:
         params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Type;
         break;
      case GL_CURRENT_ATTRIB_NV:
         if (index == 0) {
            _mesa_error(ctx, GL_INVALID_OPERATION,
                        "glGetVertexAttribfvNV(index == 0)");
            return;
         }
	 FLUSH_CURRENT(ctx, 0);
         COPY_4V(params, ctx->Current.Attrib[index]);
         break;
      default:
         _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
         return;
   }
}

开发者ID:Starlink，项目名称:mesa，代码行数:40，代码来源:nvprogram.c

示例16: init_machine

/**
 * Init fragment shader virtual machine state.
 */
static void
init_machine(struct gl_context * ctx, struct atifs_machine *machine,
	     const struct ati_fragment_shader *shader,
	     const SWspan *span, GLuint col)
{
   GLfloat (*inputs)[4] = machine->Inputs;
   GLint i, j;

   for (i = 0; i < 6; i++) {
      for (j = 0; j < 4; j++)
	 machine->Registers[i][j] = 0.0;
   }

   COPY_4V(inputs[ATI_FS_INPUT_PRIMARY], span->array->attribs[FRAG_ATTRIB_COL0][col]);
   COPY_4V(inputs[ATI_FS_INPUT_SECONDARY], span->array->attribs[FRAG_ATTRIB_COL1][col]);
}

开发者ID:RAOF，项目名称:mesa，代码行数:19，代码来源:s_atifragshader.c

示例17: _mesa_GetProgramParameterdvNV

/**
 * Get a program parameter register.
 * \note Not compiled into display lists.
 * \note Called from the GL API dispatcher.
 */
void GLAPIENTRY
_mesa_GetProgramParameterdvNV(GLenum target, GLuint index,
                              GLenum pname, GLdouble *params)
{
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (target == GL_VERTEX_PROGRAM_NV) {
      if (pname == GL_PROGRAM_PARAMETER_NV) {
         if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
            COPY_4V(params, ctx->VertexProgram.Parameters[index]);
         }
         else {
            _mesa_error(ctx, GL_INVALID_VALUE,
                        "glGetProgramParameterdvNV(index)");
            return;
         }
      }
      else {
         _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(pname)");
         return;
      }
   }
   else {
      _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(target)");
      return;
   }
}

开发者ID:Starlink，项目名称:mesa，代码行数:33，代码来源:nvprogram.c

示例18: _swrast_exec_fragment_shader

/**
 * Execute the current ATI shader program, operating on the given span.
 */
void
_swrast_exec_fragment_shader(struct gl_context * ctx, SWspan *span)
{
   const struct ati_fragment_shader *shader = ctx->ATIFragmentShader.Current;
   struct atifs_machine machine;
   GLuint i;

   /* incoming colors should be floats */
   ASSERT(span->array->ChanType == GL_FLOAT);

   for (i = 0; i < span->end; i++) {
      if (span->array->mask[i]) {
	 init_machine(ctx, &machine, shader, span, i);

	 execute_shader(ctx, shader, &machine, span, i);

         /* store result color */
	 {
	    const GLfloat *colOut = machine.Registers[0];
            /*fprintf(stderr,"outputs %f %f %f %f\n",
              colOut[0], colOut[1], colOut[2], colOut[3]); */
            COPY_4V(span->array->attribs[FRAG_ATTRIB_COL0][i], colOut);
	 }
      }
   }
}

开发者ID:RAOF，项目名称:mesa，代码行数:29，代码来源:s_atifragshader.c

示例19: lp_setup_set_fragment_sampler_state

/**
 * Called during state validation when LP_NEW_SAMPLER is set.
 */
void
lp_setup_set_fragment_sampler_state(struct lp_setup_context *setup,
                                    unsigned num,
                                    struct pipe_sampler_state **samplers)
{
   unsigned i;

   LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);

   assert(num <= PIPE_MAX_SAMPLERS);

   for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
      const struct pipe_sampler_state *sampler = i < num ? samplers[i] : NULL;

      if (sampler) {
         struct lp_jit_sampler *jit_sam;
         jit_sam = &setup->fs.current.jit_context.samplers[i];

         jit_sam->min_lod = sampler->min_lod;
         jit_sam->max_lod = sampler->max_lod;
         jit_sam->lod_bias = sampler->lod_bias;
         COPY_4V(jit_sam->border_color, sampler->border_color.f);
      }
   }

   setup->dirty |= LP_SETUP_NEW_FS;
}

开发者ID:BNieuwenhuizen，项目名称:mesa，代码行数:30，代码来源:lp_setup.c

示例20: clear_rgba_buffer_with_masking

/**
 * Clear the color buffer when glColorMask is in effect.
 */
static void
clear_rgba_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
{
   const GLint x = ctx->DrawBuffer->_Xmin;
   const GLint y = ctx->DrawBuffer->_Ymin;
   const GLint height = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
   const GLint width  = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
   SWspan span;
   GLint i;

   ASSERT(ctx->Visual.rgbMode);
   ASSERT(rb->PutRow);

   /* Initialize color span with clear color */
   /* XXX optimize for clearcolor == black/zero (bzero) */
   INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_RGBA);
   span.array->ChanType = rb->DataType;
   if (span.array->ChanType == GL_UNSIGNED_BYTE) {
      GLubyte clearColor[4];
      UNCLAMPED_FLOAT_TO_UBYTE(clearColor[RCOMP], ctx->Color.ClearColor[0]);
      UNCLAMPED_FLOAT_TO_UBYTE(clearColor[GCOMP], ctx->Color.ClearColor[1]);
      UNCLAMPED_FLOAT_TO_UBYTE(clearColor[BCOMP], ctx->Color.ClearColor[2]);
      UNCLAMPED_FLOAT_TO_UBYTE(clearColor[ACOMP], ctx->Color.ClearColor[3]);
      for (i = 0; i < width; i++) {
         COPY_4UBV(span.array->rgba[i], clearColor);
      }
   }
   else if (span.array->ChanType == GL_UNSIGNED_SHORT) {
      GLushort clearColor[4];
      UNCLAMPED_FLOAT_TO_USHORT(clearColor[RCOMP], ctx->Color.ClearColor[0]);
      UNCLAMPED_FLOAT_TO_USHORT(clearColor[GCOMP], ctx->Color.ClearColor[1]);
      UNCLAMPED_FLOAT_TO_USHORT(clearColor[BCOMP], ctx->Color.ClearColor[2]);
      UNCLAMPED_FLOAT_TO_USHORT(clearColor[ACOMP], ctx->Color.ClearColor[3]);
      for (i = 0; i < width; i++) {
         COPY_4V(span.array->rgba[i], clearColor);
      }
   }
   else {
      ASSERT(span.array->ChanType == GL_FLOAT);
      for (i = 0; i < width; i++) {
         CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][0], ctx->Color.ClearColor[0]);
         CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][1], ctx->Color.ClearColor[1]);
         CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][2], ctx->Color.ClearColor[2]);
         CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][3], ctx->Color.ClearColor[3]);
      }
   }

   /* Note that masking will change the color values, but only the
    * channels for which the write mask is GL_FALSE.  The channels
    * which which are write-enabled won't get modified.
    */
   for (i = 0; i < height; i++) {
      span.x = x;
      span.y = y + i;
      _swrast_mask_rgba_span(ctx, rb, &span);
      /* write masked row */
      rb->PutRow(ctx, rb, width, x, y + i, span.array->rgba, NULL);
   }
}

开发者ID:Starlink，项目名称:mesa，代码行数:62，代码来源:s_buffers.c

注：本文中的COPY_4V函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ COPY_4V函数代码示例

示例1: _mesa_GetTexGenfv

示例2: handle_pass_op

示例3: _mesa_GetProgramEnvParameterfvARB

示例4: _mesa_GetConvolutionParameterfv

示例5: run_program

示例6: _mesa_ConvolutionParameterfv

示例7: _mesa_GetLightfv

示例8: _mesa_ExecuteProgramNV

示例9: feedback_vertex

示例10: SVGA3D_vgpu10_ClearRenderTargetView

示例11: _mesa_GetVertexAttribdvNV

示例12: add_parameter

示例13: Parse_ScalarConstant

示例14: _mesa_GetTexParameterIuiv

示例15: _mesa_GetVertexAttribfvNV

示例16: init_machine

示例17: _mesa_GetProgramParameterdvNV

示例18: _swrast_exec_fragment_shader

示例19: lp_setup_set_fragment_sampler_state

示例20: clear_rgba_buffer_with_masking

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